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Plans (5) MEC2016 00368 CD2 CD2 L REF. PLANS FOR SPIN-IN FITTINGS 15.005 800 RFCFIVFb 800 -� MECH BOLS DATE 0 016 ANICAL SYM GENERAL MECHANI MAY 2 3 2016 � q 2s 2 RUNOUT SIZES W/SCOOPS ARE _ JOB NO: 1-216-067 O� O� NOT ACCEPTABLE - - - - - - - - - - - — -- --- _ - - - - -__ -_ _ - - LEGEND FTIGARD P\��� P��� i - ❑ NOTES BUILDING DIVISION DRAWN:ELW 12 16X10 16X8 12X8 10X8 15.003 � - (SYMBOLS APPLY ONLY WHEN USED ON DRAWINGS) CHECKED: ELW a SYMBOL DESCRIPTION 15.002 A. EXISTING CONDITIONS WERE TAKEN FROM ORIGINAL DRAWINGS AND SITE VISITS M1.0 3 -- 8 X 6 RECTANGULAR DUCT 18"WIDE BY AND MAY NOT REFLECT EXACT"AS-BUILT"CONDITIONS. COORDINATE NEW WORK 1 S.004 (TMP) M1.0 ISI CD2 18/12 AND DEMOLITION WITH OTHER DISCIPLINES AND EXISTING CONDITIONS PRIOR TO W 15,001 (TYP) 80 12" DEEP CONSTRUCTION. FLEXIBLE DUCT FOR - - - - - 120 12" DIAMETER ROUND DUCT B. COORDINATE THE INSTALLATION OF THE MECHANICAL SYSTEMS WITH OTHER FINAL CONNECTION ONLY: EXISTING ® IR b�O� 7 OOGO LObO� m C TRADES TO ENSURE A NEAT AND ORDERLY INSTALLATION. INSTALL DUCTWORK AND L = W/4, 4" MIN '450 LEAD IN FIN MAX LENGTH. - p PIPING AS TIGHT TO STRUCTURE AS POSSIBLE. COORDINATE WITH OTHER TRADES 6'-0CHWS AND M1.0 TO AVOID CONFLICTS. COORDINATE INSTALLATION OF DUCTWORK AND PIPING TO CHWR - TMp x ® SUPPLY DUCT IN SECTION AVOID CONFLICTS WITH ELECTRICAL PANELS,LIGHTING FD(TURES,ETC. ANY MODIFICATIONS REQUIRED DUE TO LACK OF COORDINATION WILL BE THE n RETURN OR EXHAUST DUCT IN RESPONSIBILITY OF THE CONTRACTOR AT NO EXTRA COST TO THE OWNER, C D R T L A N D BRANCH DUCT FITTING 4 11.0 p M1.0 _ _ _ _ _ _ _ _ _ _ - SECTION C. DURING INSTALLATION OF NEW WORK,AVOID DAMAGINGEXISTING SURFACES AND M D R G A N N.T.S. (Typ) ❑ (TYP) ❑ ❑ T- - - - ❑ EQUIPMENT TO REMAIN. REPAIR DAMAGE CAUSED DURING CONSTRUCTION AT NO ARCH ITE C T _. __._ - __ -__ --_- ❑ ❑ EXTRA COST TO THE OWNER. Ai - _ ELBOW WITH TURNING VANES PARALLEL TO STRUCTURE CD2 RG1 RG1 CD2 D. ALL MECHANICAL EQUIPMENT SHOWN ON THE MECHANICAL PLANS SHALL BE CD1 80 10X12 10X12 80 PROVIDED BY THE MECHANICAL CONTRACTOR UNLESS OTHERWISE NOTED. 711 N. FIELDER RD. ROOF 5a 100 325 325 100 VOLUME/BALANCE DAMPER E. NEW MECHANICAL EQUIPMENT,DUCTWORK AND PIPING ARE SHOWN AT ARLINGTON, TX 76012 APPROXIMATE LOCATIONS. FIELD MEASURE FINAL DUCTWORK AND PIPING 817 JOIST LOCATIONS PRIOR TO FABRICATION AND MAKE ADJUSTMENTS AS REQUIRED TO FIT pH: ( ) 635-5696 ANGLE OR UNISTRUT ® SUPPLYCEILING DIFFUSER THE DUCTWORK AND PIPING WITHIN THE AVAILABLE SPACE. VERIFY THAT FINAL FAX: (817) 635-5699 EQUIPMENT LOCATIONS MEET MANUFACTURER'S RECOMMENDATIONS REGARDING 6 HANGER STRAP6 SERVICE CLEARANCE AND PROPER AIRFLOW CLEARANCE AROUND EQUIPMENT. SEE NOTE 1 RETURN OR EXHAUST CEILING HVAC PLAN 2 ' GRILLE 1/4" = 1 F. INSTALL DUCTWORK AND PIPING PARALLEL TO BUILDING COLUMN LINES UNLESS DIFFUSER OR GRILLE TYPE OTHERWISE SHOWN OR NOTED. co 12e BRANCH DUCT&NECK SIZE G. OVERHEAD HANGERS AND SUPPORTS FOR EQUIPMENT,DUCTWORK AND PIPING SHEET METAL METAL BAND OVER INSULATION (TYPICAL) 75 CFM SHALL BE FASTENED TO BUILDING JOISTS OR BEAMS. DO NOT ATTACH HANGERS 1" MIN SCREWS SEE INSULATED DUCT AND SUPPORTS TO THE ABOVE FLOOR SLAB OR ROOF. NOTE 2 (TYP) HIGH EFFICIENCY TAKEOFF EXjERNAY OT THERMOSTAT INSULATED WITH VOLUME DAD FLEXIBLE SUPPLY AIR H. COORDINATE LOCATION OF EQUIPMENT SUPPORTS WITH LOCATION OF EQUIPMENT 60" MAX DAMPER LOCK WITH EN SUPPORT DIFFUSER ACCESS PANELSIDOORS TO ENABLE SERVICE OF EQUIPMENT. DUCT SEE PLANS FOR O TEMPERATURE SENSOR FROM STRUCTURE I. SEAL PENETRATIONS THROUGH THE BUILDING COMPONENTS IN ACCORDANCE WITH LLJ SIZE AND LOCATION THE CONTRACT SPECIFICATIONS. FIREPROOF PENETRATIONS THROUGH FIRE RATED N PERPENDICULAR TO STRUCTURE WITH 20 GA. STRAPS O HUMIDISTAT COMPONENTS IN ACCORDANCE WITH U.L.REQUIREMENTS. MAX. LENGTH 5'-0" SEE NOTE 1 FD FIRE DAMPER J. COORDINATE THE EXACT MOUNTING SIZE AND FRAME TYPE OF DIFFUSERS, U ROOF PRE-INSULATED FLEXIBLE REGISTERS AND GRILLES WITH THE SUPPLIER TO MEET THE CEILING,WALL AND DUCT AS REQUIRED, DUCT MOUNTED SMOKE DETECTOR DUCT INSTALLATION REQUIREMENTS. �( INSTALL PERMANENTLY OR (S=SUPPLY/R=RETURN) C, v SEALED AND SUPPORTED K ADJUST LOCATION OF CEILING DIFFUSERS,REGISTERS AND GRILLES AS REQUIRED TO PREVENT KINKING 6"X10" DEEP ANNOTATION TO ACCOMMODATE FINAL CEILING GRID AND LIGHTING LOCATIONS. U71 p� AND SHARP TURNS CONTINUOUS SHEET L. LOCATE AND SET THERMOSTATS AT LOCATIONS SHOWN ON PLANS. VERIFY EXACT • V 9 1O MECHANICAL PLAN KEYNOTE LOCATIONS WITH ARCHITECT PRIOR TO INSTALLATION. INSTALL DEVICES WITH TOP RECTANGULAR DUCT THREADED METAL BAND (TYPICAL) METAL PLENUM - OF DEVICE AT MAXIMUM 48"AFF TO MEET ADA REQUIREMENTS UNLESS NOTED BOTTOM OF CU MECHANICAL EQUIPMENT DESIGNATION(CONTRACTOR OTHERWISE ON PLANS. INSTALL WIRING IN CONDUIT PROVIDED BY DIVISION 16. W ROD (TMP) e FURNISHED AND INSTALLED UNLESS NOTED STRUCTURE OTHERWISE) M. COORDINATE THE LOCATION AND ELEVATION OF WALL-MOUNTED DEVICES WITH LOADS MUST BE CEILING DIFFUSER CONNECTION POINT OF NEW WORK TO EXISTING PRESENTATION BOARDS,DISPLAY CABINETS,SHELVES OR OTHER COMPONENTS moi/ ( P, / INSULATE TOP OF DIFFUSER, SEAL SHOWN ON THE ARCHITECTURAL DRAWINGS THAT ARE TO BE INSTALLED UNDER CD ft HUNG WITHIN 6" AS SCHEDULED GYPBOARD CEILING OF PANEL POINTS EDGES WITH VAPOR BARRIER TAPE OTHER DIVISIONS. CONTRACTOR WILL NOT BE REIMBURSED FOR RELOCATION OF Z O �' tmmmmmmmift 02 Y DETAIL REFERENCE: UPPER NUMBER INDICATES ANGLE OR UNISTRUT I e DETAIL NUMBER, LOWER NUMBER INDICATES SHEET WALL-MOUNTED DEVICES CAUSED BYALACK OF COORDINATION. M1 NUMBER N. DUCTWORK CROSSING FIRE RATED WALLS OR OTHER FIRE RATED ASSEMBLIES � /� SHALL BE MINIMUM 26 GAUGE SHEET METAL. �/ S NOTES: LINEAR DIFFUSER SECTION CUT DESIGNATION v e NOTE: M1 O. PROVIDE FIRE OR FIRE/SMOKE DAMPERS,AS APPLICABLE,IN DUCTWORK AT /{ 1. USE THREADED ROD FOR ALL DUCTS LARGER THAN 60" DIAMETER WIDE. CEILINGS AND WALLS AT LOCATIONS SHOWN ON THE PLANS. FIRE AND FIREISMOKE <L DAMPERS SHALL CONFORM TO NFPA AS APPLICABLE. COORDINATE SLEEVE LENGTH ABBREVIATIONS WITH REQUIREMENTS OF INSTALLED LOCATION. 2. SHEET METAL SCREWS MAY BE OMITTED IF HANGER STRAP IS CONTINUOUS 1. EXTEND HARD METAL DUCT SO THAT MAXIMUM FLEXIBLE DUCT LINEAR DIFFUSER AND PLENUM DETAIL ® < LENGTH DOES NOT EXCEED 5'-0". PROVIDE RIGID 90° ELBOW WHERE AND LOOPS UNDER ENTIRE DUCT. REQUIRED TO KEEP FLEXIBLE DUCT WITHIN 5-0"LENGTH LIMITATION. N.T.S. AFF ABOVE FINISHED FLOOR AHJ AUTHORITY HAVING JURISDICTION P. PROVIDE WALL OR DUCT ACCESS PANELS OR DOORS FOR ACCESS TO FIRE AND / Pl BAS BUILDING AUTOMATION SYSTEM FIRE/SMOKE DAMPERS. ACCESS PANEL OR DOOR SHALL BE MINIMUM SIZE OF 10"BY �J LAY-I N CEILING DIFFUSER CFM CUBIC FEET PER MINUTE 10"AND SHALL BE INSTALLED WITHIN 12"OF DAMPER.PROVIDE A REMOVABLE DUCT a ry RECTANGULAR DUCT SUPPORT DDC DIRECT DIGITAL CONTROL SECTION WHERE DUCT SIZE IS TOO SMALL FOR A 10'BY ACCESS DOOR. Z U/ e 0 N.T.S. EA EXHAUSTAIR ETR EXISTING TO REMAININWQ. PROVIDE A MANUAL BALANCING DAMPER IN EACH BRANCH DUCT TAKEOFF FROM MAXIMUM INCHES OF WATER COLUMN MAIN SUPPLY,RETURN,OUTDOOR AND EXHAUST AIR DUCTS. (� MAXM MBH 1000 BTU PER HOUR R. PROVIDE APREFABRICATED 45 DEGREE,HIGH EFFICIENCY,RECTANGULARIROUND MIN MINIMUM BRANCH DUCT TAKEOFF FITTING WITH MANUAL BALANCING DAMPER AND LOCKING OSA OUTSIDE AIR QUADRANT FOR BRANCH DUCT CONNECTIONS AND TAKE-OFFS TO INDIVIDUAL /t1 RA RETURN AIR DIFFUSERS,REGISTERS AND GRILLES. V / REF REFERENCE SA SUPPLY AIR S. BRANCH DUCTWORK TO AIR OUTLETS SHALL BE SAME SIZE AS OUTLET NECK SIZE ENGINEER: TYP TYPICAL UNLESS OTHERWISE NOTED. T. RIGID DUCTWORK INSULATION: PROVIDE 3/4 LB DENSITY,2" (1 THICK, E LEE WARREN GRILLE, REGISTER AND DIFFUSER SCHEDULE INSULATION WRAP ON RIGID ROUND AND RECTANGULAR,CONCEALED,SUPPLY AND 20937 Lakeshore Dr. RETURN AIR DUCTS AND ON OUTSIDE AIR DUCTS. CONTRACTOR'S OPTION TO Springdale,AR 72764 MARK MANUFACTURER MODEL FACE MOUNTING FACE SIZE MAX. MAX. PRESS. NOTES FURNISH AND INSTALL 1-1I2 LB DENSITY,1-1/2" 1 THICK INTERNAL DUCT LINER 479.409.7547 TYPE LOCATION IN NC DROP IN.W.C. ON RECTANGULAR SUPPLY AND RETURN AIR DUCTS IN LIEU OF DUCTWRAP. DUCT ( ) ( ) SIZES ON MECHANICAL PLANS INDICATE CLEAR INSIDE AIRFLOW DIMENSIONS, 479,696,7873 INCREASE SHEET METAL SIZES ACCORDINGLY. PARALLEL TO STRUCTURE CD1 TITUS TMS LAY-IN CEILING 24x24 30 0.1 A-F U. CONTRACTOR'S OPTION TO SUBSTITUTE ROUND DUCT OF EQUAL FREE AREA FOR FLF- P ROOF FF CD2 TITUS ML-39 SURFACE CEILING LINEAR SLOT 30 0.1 A-G �c fs RECTANGULAR DUCT AND VICE VERSA. DIMENSIONS OF RECTANGULAR DUCT MAY �� N RG1 TITUS ML-39 SURFACE CEILING LINEAR SLOT 30 0.1 A-F,H BE ADJUSTED AS NECESSARY TO INSTALL DUCT IN AVAILABLE SPACE AS LONG AS \ C FjP FREE AREA IS MAINTAINED. 8" 1 JOIST V. PROVIDE THERMAFLEX TYPE G-KM,M-KE,FLEXMASTER TYPE 8,OR APPROVED 75626 \ / EQUAL FLEXIBLE DUCTWORK. FLEXIBLE DUCTWORK SHALL BE LISTED UNDER UL 181 NOTES: AS CLASS 1 AIR DUCT AND BE PROVIDED WITH INTEGRAL R-5,314 LB DENSITY 6 KEY NOTES. A. NECK SIZE SHOWN ON DRAWINGS. FIBERGLASS ANDSHALLBENSTALINSULATION. LL DANDFLEXIBLE SUPPOR DTTOAVOIDSHALL SHHARPBENDSANDSAGGING. %R31110\1 ANGLE OR UNISTRUT B. BRANCH DUCT SIZE SHALL BE SAME AS NECK SIZE UNLESS OTHERWISE SHOWN ON DRAWINGS.OPTIONAL ROUTING IN W. FOR ALL EXPOSED DUCTWORK,PROVIDE DUCT THAT IS SUITABLE FOR PAINTING.CONCEALED AREAS 15.000 REPLACE EXISTING AIR HANDLER AND CONNECT INTO EXISTING C. BAKED ENAMEL FINISH,WHITE TO MATCH CEILING COLOR. ENSURE THAT ALL EXPOSED DUCTWORK IS PROPERLY PREPARED AND READY FORWpR MALL AIR SUPPLY. INSURE PROPER WORKING CONDITION AND D. PROVIDE NECK ADAPTER FOR DUCT CONNECTION. PAINTING. COORDINATE COLOR WITH ARCHITECT. LOAD RATED RE-BALANCE TO PROVIDE SCHEDULED CFM. CONTRACTOR TO FIELD E. FRAME TYPE TO MATCH CEILING CONSTRUCTION, COORDINATE WITH ARCHITECTURAL REFLECTED CEILING PLAN. EXPIRES: 06/31 /2016 VERIFY LOCATION AND CONDITION PRIOR TO BID AND X. PROVIDE A NEW SET OF AIR FILTERS IN UNITS PRIOR TO TESTING,ADJUSTING AND FASTENERS CONSTRUCTION. REPAIR OR REPLACE AS NECESSARY. F. ALUMINUM CONSTRUCTION. BALANCING AND BEFORE TURNING SYSTEMS)OVER TO OWNER. (MAX. G. 48"LENGTH, (4) 1"SLOTS. DIAMETER) ADD ALTERNATE: REUSE EXISTING AIR HANDLER AND ALL H. 96"LENGTH, (2) V SLOTS REVISIONS ROUND SUPPLY CONNECTIONS. CONTRACTOR TO FIELD VERIFY LOCATION, QI 05/09/2016 AIR DUCT CONDITION AND REQUIREMENTS, EXISTO CONNECT TO NEW AIRHED ANERsuVELY AND RIFYCO COMPLITURN ANCE ITFAN COIL UNIT SCHEDULE (ELECTRIC HEAT) 15.001 CONNECT TO NEW AIR HANDLER.VERIFY COMPLIANCE WITH MALL PERPENDICULAR TO STRUCTURE FACILITIES DEPARTMENT. CONTRACTOR TO FIELD VERIFY LOCATION, SIZE AND CONDITION PRIOR TO BID AND CONSTRUCTION. MARK MANUFACTURER MODEL SUPPLY FAN MIN. COOLING HEATING ELECTRICAL AHRI WEIGHT NOTES REPAIR OR REPLACE AS NECESSARY. AIRFLOW MIN. ESP OSA TH SH EXITING EXHAUST SYSTEM. NO COMBUSTIBLES SHALL BE USED IN EAT LAT GPM EWT LWT MAX. NOM. INPUT EAT LAT MIN. NO. MCA MOCP V/PH SEER HSPF (LBS) ROOF 15.002 CFM HP IN CFM MBH MBH °F DB °F DB °F DB °F DB °F °F WPD FT KW °F DB °F DB STAGES AMPS AMPS RETURN AIR PLENUM IN ACCORDANCE WITH UMC 601.3. FCU1 ENVIRO-TEC HLP50 650 (2) 1/4 0.3 150 18.0 13.8 80.0 67.0 57.6 57.0 2.7 50.0 63.3 3.8 3 72 88 1 21.2 25 208/1 141 A-O BOTTOM OF CONTRACTOR TO FIELD VERIFY LOCATION, SIZE AND CONDITION STRUCTURE LOADS MUST BE PRIOR TO BID AND CONSTRUCTION. REPAIR OR REPLACE AS HUNG WITHIN 6" NECESSARY. DO NOT USE FLEX DUCT TO CONNECT TO MALL MAIN NOTES: OF PANEL POINTS SUPPLY. A. EQUIPMENT COMPONENTS SHALL BE BY THE SAME MANUFACTURER. i OF TIGAM SHEET NAME TWIST STRAP LOAD RATED 15.003 B. SPECIFIED FAN ESP ACCOUNTS FOR DUCT LOSSES EXTERNAL TO UNIT. REVIEWED FOR CO E COMPLiANC8 EXISTING MAKE-UP AIR DUCT MAIN AS REQUIRED BY MALL C. PROVIDE WITH 1" PANEL THROWAWAY AIR FILTERS. 16 GA. GI STEEL FACILITIES DEPARTMENT. CONNECT TO NEW AIR HANDLER. Apptow I D. PROVIDE WITH 7-DAY PROGRAMMABLE THERMOSTAT THAT IS BACNET COMPATIBLE WITH LANDLORDS BUILDING AUTOMATION SYSTEM. OTG BAND(2"WIDE) REQUIRES 100%OUTSIDE AIR THRU ECONOMIZER. PROVIDE WITH ' FASTENERS AND cE�MECHANICAL FIRE DAMPER AND CONTROL, SET 100%OUT SIDE AIR TO OPERATE E. PROVIDE FLEXIBLE DUCT CONNECTORS AT ALL CONNECTIONS. fNDECHEPLAN,DETAILS, PetmIt iii U (MAX. 24"DIAMETER) �1 SCHEDULES ROUND DUCT AT 59°F OR LOWER. NO CHILLED WATER AT THAT F. PROVIDE FACTORY MOUNTED DISCONNECT SWITCH. ^ 411++ TEMPERATURE.CONTRACTOR TO FIELD VERIFY LOCATION, SIZE AND G. PROVIDE HEATER TO MEET OR EXCEED SCHEDULED NOMINAL CAPACITY. INPUT IS BASED ON LISTED MANUFACTURER'S STANDARD PRODUCT. Ada' \U CONDITION PRIOR TO BID AND CONSTRUCTION. REPAIR OR COORDINATE EQUIPMENT POWER SUPPLY WITH ELECTRICAL CONTRACTOR IF DIFFERENT FROM THAT SCHEDULED. SuiteM. REPLACE AS NECESSARY. NOTE: H. ELECTRICAL CONTRACTOR SHALL PROVIDE SMOKE DETECTORS IN RETURN AIR AND SUPPLY AIR DUCTS AS REQUIRED. By- Dates SHEET NUMBER 15 004 1. FOR DUCTS LARGER THAN 36" DIAMETER, USE TWO HANGER RODS, EXISTING 3/4"CONDENSATE DRAIN PIPE ROUTED ABOVE CEILING. I. ROUTE CONDENSATE FULL SIZE TO JANITOR'S SINK. PROVIDE AIR GAP AS REQUIRED BY AHJ. •O CONNECT TO NEW AIR HANDLER. CONTRACTOR TO FIELD VERIFY WIRES OR STRAPS TO SUPPORT DUCT FROM EACH SIDE. J. PROVIDE WITH BACK INLET CONNECTION AND FRONT OUTLET CONNECTION (HORIZONTAL AIRFLOW). mLOCATION, SIZE AND CONDITION PRIOR TO BID AND CONSTRUCTION. REPAIR OR REPLACE AS NECESSARY. K. PROVIDE AUXILIARY DRAIN PAN WITH FLOAT SWITCH TO SHUT OFF UNIT WHEN WATER IS PRESENT. T/, /L. PROVIDE SINGLE POINT POWER CONNECTION. OFFICE COPY 6 ROUND DUCT SUPPORT 15.005 FIELD VERIFY EXACT MALL HVAC REQUIREMENTS AND CONDITIONS 1 M. PROVIDE THREE SPEED, DIRECT DRIVE ECM FAN MOTOR(S). N.T.S. PRIOR TO MECHANICAL EQUIPMENT ORDER TO ENSURE SYSTEM I R B D G 0 COMPATIBILITY. 0. PROVIDE WITH DUCT MOUNTED SMOKE DETECTOR AND REMOTE TEST SWITCH. MECHANICAL SPECIFICATIONS DATE:04/25/2016 DIVISION 15 JOB NO: 1-216-067 ' - DRAWN:ELW I 15A: GENERAL CHECKED:ELW 1.1 GENERAL REQUIREMENTS 1.8 OPERATION AND MAINTENANCE INSTRUCTIONS A MAXIMUM OF 5'-0"OF FLEX DUCT MAY BE USED FOR FINAL CONNECTION OF AIR DEVICES. REQUIREMENTS UNDER DIVISION ONE AND THE GENERAL AND SUPPLEMENTARY CONDITIONS OF COLLECT AND COMPILE A COMPLETE BROCHURE OF FIXTURES, MATERIALS,AND EQUIPMENT FLEX DUCT MUST BE PROPERLY SUPPORTED WITH ONE INCH STRAPS AND CUT TO PROPER LENGTH TO THESE SPECIFICATIONS SHALL BEA PART OF THIS SECTION. THE CONTRACTOR SHALL BECOME FURNISHED AND INSTALLED ON THIS PROJECT. INCLUDE OPERATIONAL AND MAINTENANCE PREVENT SAGGING. =— THOROUGHLY ACQUAINTED WITH ITS CONTENTS AS TO REQUIREMENTS THAT AFFECT THIS DIVISION INSTRUCTIONS, MANUFACTURER'S CATALOG SHEETS,WIRING DIAGRAMS, PARTS LISTS,APPROVED OR SECTION. THE WORK REQUIRED UNDER THIS SECTION INCLUDES MATERIAL,EQUIPMENT, SHOP DRAWINGS,AND DESCRIPTIVE LITERATURE FURNISHED BY THE MANUFACTURER. INCLUDE AN FLEX DUCT SHALL BE OWENS-CORNING FOIL-BACK HIGH QUALITY U/L APPROVED OR EQUAL. PLASTIC APPLIANCES,TRANSPORTATION, SERVICES,AND LABOR REQUIRED TO COMPLETE THE ENTIRE SYSTEM INSIDE COVER SHEET THAT LISTS THE PROJECT NAME, DATE,OWNER,ARCHITECT, ENGINEER, WRAPPED FLEX DUCT IS NOT ACCEPTABLE. AS REQUIRED BY THE DRAWINGS AND SPECIFICATIONS. GENERAL CONTRACTOR,SUBCONTRACTOR,AND AN INDEX OF CONTENTS. DUCTWORK SHALL BE CONNECTED TO FANS,FAN CASINGS,AND FAN PLENUMS BY MEANS OF FLEXIBLE vm . THE SPECIFICATIONS AND DRAWINGS FOR THE PROJECTS ARE COMPLEMENTARY,AND PORTIONS OF SUBMIT COPIES OF LITERATURE BOUND IN APPROVED BINDERS TO THE ARCHITECT AND OWNER AT CONNECTIONS. THE WORK DESCRIBED IN ONE, SHALL BE PROVIDED AS IF DESCRIBED IN BOTH. IN THE EVENT OF THE TERMINATION OF THE WORK. PAPER CLIPS, STAPLES, RUBBER BANDS,AND MAILING ENVELOPES C D R T L A N D DISCREPANCIES, NOTIFY THE ENGINEER AND/OR OWNER AND REQUEST CLARIFICATION PRIOR TO ARE NOT CONSIDERED APPROVED BINDERS. FINAL APPROVAL OF MECHANICAL SYSTEMS WILL BE MITERED ELBOWS 45 DEGREES AND GREATER SHALL HAVE SINGLE THICKNESS TURNING VANES OF PROCEEDING WITH THE WORK INVOLVED. WITHHELD UNTIL THIS EQUIPMENT BROCHURE IS DEEMED COMPLETE BY THE ARCHITECT, ENGINEER, SAME GAUGE AS DUCTWORK. M D R G A N AND OWNER. 1.2 INSPECTION OF SITE 1.2 INSULATION ARCHITECT 1.9 SPARE PARTS PRIOR TO SUBMITTING BID,VISIT THE SITE OF THE PROPOSED WORK AND BECOME FULLY INFORMED SUPPLY AND RETURN DUCTWORK INSIDE THE BUILDING SHALL BE INSULATED WITH 15'THICK AS TO THE CONDITIONS UNDER WHICH THE WORK IS TO BE DONE. FAILURE TO DO SO WILL NOT BE FURNISH TO OWNER,WITH RECEIPT,THE FOLLOWING SPARE PARTS FOR THE EQUIPMENT FURNISHED ACOUSTICAL LINING WITH A MINIMUM R-VALUE OF 6 OR EXTERNALLY WRAPPED WITH 2"THICK GLASS 711 N. FIELDER RD, CONSIDERED SUFFICIENT JUSTIFICATION TO REQUEST OR OBTAIN EXTRA COMPENSATION OVER AND FOR THIS PROJECT: FIBER DUCT WRAP. ABOVE THE CONTRACT PRICE. ARLINGTON, TX 76012 ONE SET OF SPARE FILTERS OF EACH TYPE REQUIRED FOR EACH UNIT. IN ADDITION TO THE SUPPLY AND RETURN DUCTWORK LOCATED OUTSIDE THE BUILDING SHALL BE INSULATED WITH 2" PH: (817) 635-5696 1.3 MATERIAL AND WORKMANSHIP SPARE SET OF FILTERS, INSTALL NEW FILTERS PRIOR TO TESTING,ADJUSTING,AND BALANCING LINER WITH A MINIMUM R-VALUE OF 8 AND SEAL SEAMS WEATHER TIGHT. FAX: (817) 635-5699 WORK AND BEFORE TURNING SYSTEM OVER TO OWNER. PROVIDE NEW MATERIAL,EQUIPMENT,AND APPARATUS UNDER THIS CONTRACT UNLESS OTHERWISE DEDICATED OUTSIDE AIR SUPPLY AND RELIEF DUCTWORK INSIDE THE BUILDING SHALL BE INSULATED STATED HEREIN, OF BEST QUALITY NORMALLY USED FOR THE PURPOSE IN GOOD COMMERCIAL FURNISH ONE COMPLETE SET OF BELTS FOR EACH FAN. WITH 2"DUCT WRAP WITH A MINIMUM R-VALUE OF 6. PRACTICE,AND FREE FROM ANY DEFECTS. MODEL NUMBERS LISTED IN THE SPECIFICATIONS OR SHOWN ON THE DRAWINGS ARE NOT NECESSARILY INTENDED TO DESIGNATE THE REQUIRED TRIM, FURNISH THREE OPERATING KEYS FOR EACH TYPE OF AIR OUTLET AND INLET THAT REQUIRES THEM. 1.3 PIPING WRITTEN DESCRIPTIONS OF THE TRIM GOVERN MODEL NUMBERS. 1.10 WARRANTIES REFER TO PLUMBING SPECIFICATIONS FOR GAS AND CONDENSATE PIPING SPECIFICATIONS. WORK PERFORMED UNDER THIS CONTRACT SHALL PROVIDE A NEAT AND"WORKMANLIKE" APPEARANCE WHEN COMPLETED,TO THE SATISFACTION OF THE ARCHITECT AND ENGINEER. WARRANT EACH SYSTEM AND EACH ELEMENT THEREOF AGAINST ALL DEFECTS DUE TO FAULTY 1.4 FINAL TESTING AND ADJUSTMENTS WORKMANSHIP SHALL BE THE FINEST POSSIBLE BY EXPERIENCED MECHANICS. INSTALLATIONS SHALL WORKMANSHIP, DESIGN, OR MATERIAL FOR A PERIOD OF 12 MONTHS FROM DATE OF SUBSTANTIAL ry COMPLY WITH APPLICABLE CODES AND LAWS. COMPLETION, UNLESS SPECIFIC ITEMS ARE NOTED TO CARRY A LONGER WARRANTY IN THE AIR BALANCE SHALL BE PERFORMED BY AN INDEPENDENT AIR BALANCE CONTRACTOR. BALANCE O CONSTRUCTION DOCUMENTS OR MANUFACTURER'S STANDARD WARRANTY EXCEEDS 12 MONTHS. EACH SUPPLY, RETURN,OUTSIDE AIR DEVICE WITHIN 5%OF REQUIREMENTS AND FURNISH A REPORT THE COMPLETE INSTALLATION SHALL FUNCTION AS DESIGNED AND INTENDED WITH RESPECT TO REMEDY ALL DEFECTS,OCCURRING WITHIN THE WARRANTY PERIOD(S),AS STATED IN THE GENERAL TO THE CONSTRUCTION MANAGER. THE ENTIRE HVAC SYSTEM MUST BE FULLY OPERABLE, BALANCED, (If W _ . EFFICIENCY,CAPACITY, NOISE LEVEL,ETC. ABNORMAL NOISE CAUSED BY RATTLING EQUIPMENT, CONDITIONS AND DIVISION 1. AND APPROVED BY OWNER'S REPRESENTATIVE ON THE DAY TENANT OPENS FOR BUSINESS. PIPING, DUCTS,AIR DEVICES,AND SQUEAKS IN ROTATING COMPONENTS WILL NOT BE ACCEPTABLE. IN LJJ ry GENERAL,MATERIALS AND EQUIPMENT SHALL BE OF COMMERCIAL SPECIFICATION GRADE IN QUALITY. WARRANTIES SHALL INCLUDE LABOR AND MATERIAL. MAKE REPAIRS OR REPLACEMENTS WITHOUT ADJUST THERMOSTATS AND CONTROL DEVICES TO OPERATE AS INTENDED. ADJUST BURNERS, LIGHT DUTY AND RESIDENTIAL TYPE EQUIPMENT WILL NOT BE ACCEPTED. ANY ADDITIONAL COSTS TO THE OWNER. PUMPS, FANS, ETC. FOR PROPER AND EFFICIENT OPERATION. CERTIFY TO ARCHITECT THAT U D ADJUSTMENTS HAVE BEEN MADE AND THAT SYSTEM IS OPERATING SATISFACTORILY. CALIBRATE,SET REMOVE FROM THE PREMISES WASTE MATERIAL PRESENT AS A RESULT OF WORK, INCLUDING PERFORM THE REMEDIAL WORK PROMPTLY,UPON WRITTEN NOTICE FROM THE ENGINEER OR OWNER. AND ADJUST AUTOMATIC TEMPERATURE CONTROLS. CHECK PROPER SEQUENCING OF INTERLOCK CARTONS, CRATING,PAPER,STICKERS,AND/OR EXCAVATION MATERIAL NOT USED IN BACKFILLING, SYSTEMS,AND OPERATION OF SAFETY CONTROLS. 0 N ETC. CLEAN EQUIPMENT INSTALLED UNDER THIS CONTRACT TO PRESENT A NEAT AND CLEAN AT THE TIME OF SUBSTANTIAL COMPLETION, DELIVER TO THE OWNER ALL WARRANTIES, IN WRITING INSTALLATION AT THE TERMINATION OF THE WORK. AND PROPERLY EXECUTED, INCLUDING TERM LIMITS FOR WARRANTIES EXTENDING BEYOND THE ONE VERIFY ECONOMIZER OPERATION PER MANUFACTURER PROCEDURE WHEN APPLICABLE. �■ YEAR PERIOD, EACH WARRANTY INSTRUMENT BEING ADDRESSED TO THE OWNER AND STATING THE REPAIR OR REPLACE PUBLIC AND PRIVATE PROPERTY DAMAGED AS A RESULT OF WORK PERFORMED COMMENCEMENT DATE AND TERM. 1.5 AIR DEVICES UNDER THIS CONTRACT TO THE SATISFACTION OF AUTHORITIES AND REGULATIONS HAVING ' JURISDICTION. 1.11 CUTTING AND PATCHING PROVIDE AIR DEVICES AS SCHEDULED ON THE DRAWINGS. �� W 1.4 COORDINATION PERFORM CUTTING OF WALLS, FLOORS,CEILINGS, ETC.AS REQUIRED TO INSTALL WORK UNDER THIS MAINTAIN NOISE LEVEL OF NC-30 OR LESS. • SECTION. OBTAIN PERMISSION FROM THE ARCHITECT PRIOR TO CUTTING. DO NO CUT OR DISTURB Q (� COORDINATE WORK WITH THAT OF OTHER TRADES SO THAT THE VARIOUS COMPONENTS OF THE STRUCTURAL MEMBERS WITHOUT PRIOR APPROVAL FROM THE ARCHITECT. CUT HOLES AS SMALL AS ALL AIR TERMINAL DEVICES SHALL BE INSTALLED AS SHOWN ON THE PLANS IN ORDER TO HANDLE THE SYSTEMS WILL BE INSTALLED AT THE PROPER TIME,WILL FIT THE AVAILABLE SPACE,AND WILL ALLOW POSSIBLE. GENERAL CONTRACTOR SHALL PATCH WALLS, FLOORS, ETC.AS REQUIRED BY WORK DESIGNED AIR FLOW CAPACITIES WITH A MINIMUM AMOUNT OF NOISE AND STATIC PRESSURE. PROPER SERVICE ACCESS TO THOSE ITEMS REQUIRING MAINTENANCE. COMPONENTS WHICH ARE UNDER THIS SECTION. PATCHING SHALL MATCH THE ORIGINAL MATERIAL AND CONSTRUCTION. 0 --' INSTALLED WITHOUT REGARD TO THE ABOVE SHALL BE RELOCATED AT NO ADDITIONAL COST TO THE REPAIR AND REFINISH AREAS DISTURBED BY WORK TO THE CONDITION OF ADJOINING SURFACES IN A PROVIDE AIR DEVICES WITH WHITE ENAMEL FINISH UNLESS NOTED OTHERWISE. OWNER. MANNER SATISFACTORY TO THE ARCHITECT. U) 1.6 CONTROLS C) UNLESS OTHERWISE INDICATED,THE GENERAL CONTRACTOR WILL PROVIDE CHASES AND OPENINGS 1.12 ROUGH-IN < IN BUILDING CONSTRUCTION REQUIRED FOR INSTALLATION OF THE SYSTEMS SPECIFIED HEREIN. COORDINATE LOCATIONS FOR THERMOSTATS AND SENSORS FOR ROUGH-IN. THE CONTRACTOR SHALL FURNISH THE GENERAL CONTRACTOR WITH INFORMATION WHERE CHASES COORDINATE WITHOUT DELAY ROUGHING-IN WITH GENERAL CONSTRUCTION. CONCEAL PIPING AND .� AND OPENINGS ARE REQUIRED, KEEP INFORMED AS TO THE WORK OF OTHER TRADES ENGAGED IN CONDUIT ROUGH-IN EXCEPT IN UNFINISHED AREAS WHERE OTHERWISE SHOWN. SMOKE DETECTORS SHALL BE FACTORY INSTALLED AND SHALL DISABLE HVAC UNIT OPERATION UPON O THE CONSTRUCTION OF THE PROJECT,AND EXECUTE WORK IN A MANNER AS TO NOT INTERFERE WITH ACTIVATION. OR DELAY THE WORK OF OTHER TRADES. 1.13 STRUCTURAL STEEL 0I' 1.7 ELECTRICAL WIRING r FIGURED DIMENSIONS SHALL BE TAKEN IN PREFERENCE TO SCALE DIMENSIONS. CONTRACTOR SHALL STRUCTURAL STEEL USED FOR PIPE SUPPORTS, EQUIPMENT SUPPORTS, ETC.,SHALL BE NEW, CLEAN, TAKE HIS OWN MEASUREMENTS AT THE BUILDING,AS VARIATIONS MAY OCCUR. CONTRACTOR WILL BE AND CONFORM TO ASTM DESIGNATION A-36. ALL PROVISIONS FOR LOW VOLTAGE WIRING SHALL BE PERFORMED BY THE CONTRACTOR UNLESS HELD RESPONSIBLE FOR ERRORS THAT COULD HAVE BEEN AVOIDED BY PROPER CHECKING AND CODES OR LABOR SITUATIONS DO NOT PERMIT. IF THE CONTRACTOR CANNOT PERFORM LOW INSPECTION. SUPPORT PLUMBING AND MECHANICAL EQUIPMENT AND PIPING FROM THE BUILDING STRUCTURE. DO VOLTAGE WIRING,THE CONTRACTOR SHALL INFORM THE GENERAL CONTRACTOR,AS PART OF THE �- NOT SUPPORT PLUMBING EQUIPMENT FROM CEILINGS,OTHER MECHANICAL OR ELECTRICAL HVAC BID DOCUMENT,TO HAVE THE ELECTRICAL SUBCONTRACTOR INCLUDE THIS WORK IN THEIR BID. _ PROVIDE MATERIALS WITH TRIM THAT WILL PROPERLY FIT THE TYPES OF CEILING,WALL,OR FLOOR COMPONENTS,AND OTHER NON-STRUCTURAL ELEMENTS. QD FINISHES ACTUALLY INSTALLED. MODEL NUMBERS LISTED IN THE SPECIFICATIONS OR SHOWN ON THE ALL ELECTRICAL POWER WIRING TO INCLUDE FINAL CONNECTIONS SHALL BE PROVIDED BY THE DRAWINGS ARE NOT INTENDED TO DESIGNATE THE REQUIRED TRIM. 1.14 ACCESS DOORS GENERAL CONTRACTOR'S ELECTRICAL SUBCONTRACTOR. THE CONTRACTOR SHALL SUBMIT SHOP DRAWINGS FOR DUCTWORK LAYOUT TO THE CONSTRUCTION PROVIDE ACCESS DOORS IN CEILINGS AND WALLS WHERE INDICATED OR REQUIRED FOR ACCESS TO 1.8 REMODEL WORK MANAGER FOR OWNER APPROVAL PRIOR TO INSTALLATION. CONCEALED VALVES AND EQUIPMENT INSTALLED UNDER THIS SECTION. PROVIDE CONCEALED HINGES, SCREWDRIVER-TYPE LOCK,ANCHOR STRAPS; MANUFACTURED BY MILCOR,ZURN,TITUS,OR REMOVE ALL UNUSED EQUIPMENT, DUCTWORK, PIPING AND ASSOCIATED SUPPORTS. CAP DUCTWORK ENGINEER: 1.5 ORDINANCES AND CODES EQUAL. OBTAIN ARCHITECTS APPROVAL OF TYPE,SIZE, LOCATION,AND COLOR BEFORE ORDERING. AND PIPING AT MAINS AND SEAL AIR AND WATER TIGHT. E LEE WARREN WORK PERFORMED UNDER THIS CONTRACT SHALL,AT A MINIMUM, BE IN CONFORMANCE WITH 1.15 PENETRATIONS PROVIDE ITEMS OF HVAC SYSTEMS MODIFICATION REQUIRED BECAUSE OF BUILDING REMODELING,AS 20937 Lakeshore Dr. APPLICABLE NATIONAL, STATE,AND LOCAL CODES HAVING JURISDICTION. EQUIPMENT FURNISHED NOTED ON THE DRAWINGS OR NECESSARY FOR PROPER OPERATION, MATCH EXISTING MATERIALS Springdale,AR 72764 AND ASSOCIATED INSTALLATION WORK PERFORMED UNDER THIS CONTRACT SHALL BE IN STRICT SEAL FLOOR, EXTERIOR WALL AND ROOF PENETRATIONS WATER AND WEATHER TIGHT WITH AND CONSTRUCTION TECHNIQUES WHEN MODIFYING EXISTING SYSTEMS UNLESS SPECIFIED 479.409.7547 COMPLIANCE WITH CURRENT APPLICABLE CODES ADOPTED BY THE LOCAL AHJ INCLUDING ANY APPROPRIATE NON-SHRINK, NON-HARDENING COMMERCIAL CONSTRUCTION SEALANT. SEAL ROOF OTHERWISE. COORDINATE ADDITIONAL REQUIREMENTS WITH GENERAL CONTRACTOR AND 479.696.7873 AMENDMENTS AND STANDARDS AS SET FORTH BY THE NATIONAL FIRE PROTECTION ASSOCIATION PENETRATIONS WITH FOUR POUND PER SQUARE FOOT LEAD FLASHING. PROVIDE A SLEEVE,AND ARCHITECT. (NFPA), UNDERWRITERS LABORATORIES(UL), OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION SEAL NON-FIRE-RATED FLOOR AND WALL PENETRATIONS WITH FIBERGLASS PACKING AND SILICONE (OSHA),AMERICAN SOCIETY OF MECHANICAL ENGINEERS(ASME),AMERICAN SOCIETY OF HEATING, CAULK(FOR ACOUSTICAL INSULATION). SEAL AIRTIGHT EXISTING DUCTWORK REQUIRED TO BE ABANDONED IN PLACE OR NOT IN USE AT THE PR s REFRIGERATION,AND AIR CONDITIONING ENGINEERS(ASHRAE),AMERICAN NATIONAL STANDARDS TERMINATION OF THE WORK. INSTITUTE(ANSI),AMERICAN SOCIETY OF TESTING MATERIALS(ASTM),AND OTHER NATIONAL COORDINATE FIRE RATING REQUIREMENTS AND LOCATIONS WITH THE ARCHITECT. SEAL O2 STANDARDS AND CODES WHERE APPLICABLE. WHERE THE CONTRACT DOCUMENTS EXCEED THE PENETRATIONS OF FIRE-RATED ASSEMBLIES WITH 3M#CP-25 FIRE BARRIER CAULK(PROVIDE CAP AND SEAL WEATHERTIGHT EXISTING ROOF CURBS AND ROOF OPENINGS TO BE ABANDONED IN REQUIREMENTS OF THEIR REFERENCED CODES, STANDARDS, ETC.,THE CONTRACT DOCUMENTS THICKNESS AND METHOD AS REQUIRED AND RECOMMENDED BY MANUFACTURER)TO MAINTAIN THE PLACE AS A RESULT OF EQUIPMENT REMOVAL. 756 SHALL TAKE PRECEDENCE. FIRE RESISTANCE RATING OF FIRE-RATED ASSEMBLIES. CLEAN AND REBALANCE EXISTING DUCTWORK,DIFFUSERS, REGISTERS,AND GRILLES INTENDED FOR PROCURE AND PAY FOR PERMITS AND LICENSES REQUIRED FOR THE ACCOMPLISHMENT OF THE SEAL EXTERIOR WALL PENETRATIONS BELOW GRADE WITH CAST IRON WALL PIPES AND MODULAR REUSE AS REQUIRED OR AS INDICATED ON DRAWINGS. %v,,,% OREGON WORK HEREIN DESCRIBED. WHERE REQUIRED, OBTAIN,PAY FOR,AND FURNISH CERTIFICATES OF MECHANICAL SLEEVE SEALS,MANUFACTURED BY THUNDERLINE/LINK SEAL,CALPICO, INC AND INSPECTION TO THE OWNER. THE CONTRACTOR WILL BE HELD RESPONSIBLE FOR VIOLATIONS OF THE METRAFLEX. CLEAN AND OPERATION EFURBIS REPLACEMENT EQFI HENT INTEN ED FOR ORSREUSEREMAS REQUIRED CONTROLS, OR PROPER 31,PROVIDE SLEEVES FOR HORIZONTAL PIPE PASSING THROUGH OR UNDER THE FOUNDATION. SLEEVES SAFETY INTERLOCKS. RRVA Du��(I4 1.6 PROTECTION OF EQUIPMENT AND MATERIALS SHALL BE CAST IRON SOIL PIPE TWO NOMINAL PIPE SIZES LARGER THAT THE PIPE SERVED. EXPIRES; 06/31/2016 COMPLY WITH THE SCHEDULE OF OPERATIONS AS OUTLINED IN THE ARCHITECTURAL PORTIONS OF STORE AND PROTECT FROM DAMAGE EQUIPMENT AND MATERIALS DELIVERED TO JOB SITE. COVER PROVIDE SLEEVES FOR VERTICAL PIPE PASSING THROUGH SLAB ON GRADE. SLEEVES SHALL BE THIS SPECIFICATION. BUILDING SHALL BE IN CONTINUOUS OPERATION. ACCOMPLISH WORK WITH WATERPROOF,TEAR-RESISTANT,HEAVY TARP OR POLYETHYLENE PLASTIC AS REQUIRED TO SCHEDULE 40 PVC PIPE,TWO NOMINAL PIPE SIZES LARGER THAN THE PIPE SERVED. SEAL REQUIRING INTERRUPTION OF BUILDING OPERATION AT A TIME WHEN THE BUILDING IS NOT IN PROTECT FROM PLASTER, DIRT, PAINT,WATER, OR PHYSICAL DAMAGE. EQUIPMENT AND MATERIAL WATER-TIGHT WITH SILICONE CAULK. OPERATION,AND ONLY WITH WRITTEN APPROVAL OF BUILDING OWNER AND/OR TENANT. COORDINATE REVISIONS THAT HAS BEEN DAMAGED BY CONSTRUCTION ACTIVITIES WILL BE REJECTED,AND CONTRACTOR IS INTERRUPTION OF BUILDING OPERATION WITH THE OWNER AND/OR TENANT A MINIMUM OF SEVEN OBLIGATED TO FURNISH NEW EQUIPMENT AND MATERIAL OF A LIKE KIND AS APPROVED BY OWNER. 156: HEATING,VENTILATION,AND AIR CONDITIONING DAYS IN ADVANCE OF WORK. KEEP PREMISES CLEAN FROM FOREIGN MATERIAL CREATED DURING WORK PERFORMED UNDER 1.1 DUCTWORK 1.9 CONTRACTOR RESPONSIBILITIES THIS CONTRACT: PIPING, EQUIPMENT, ETC.,SHALL HAVE A NEAT AND CLEAN APPEARANCE AT THE TERMINATION OF THE WORK. CONTRACTOR SHALL PROVIDE ANY DUCTWORK NECESSARY FOR A COMPLETE INSTALLATION OF HVAC AFTER COMPLETION OF THE WORK DESCRIBED IN THIS SPECIFICATION AND SHOWN ON THE SYSTEMS(INCLUDING EXHAUST SYSTEMS). ALL DUCTWORK IDENTIFICATION AND INSTALLATION TO DRAWINGS,THE CONTRACTOR SHALL THOROUGHLY CLEAN ALL EXPOSED EQUIPMENT, REMOVING ALL PLUG OR CAP OPEN ENDS OF DUCTWORK AND PIPING SYSTEMS WHILE STORED OR INSTALLED DURING ADHERE TO ASHRAE AND SMACNA STANDARDS AND ALL GOVERNING CODES. LABELS AND STICKERS NOT CONTAINING OPERATION INSTRUCTION. CONTRACTOR SHALL REMOVE CONSTRUCTION WHEN NOT IN USE THE PREVENT THE ENTRANCE OF DEBRIS INTO THE SYSTEMS. CRATING DEBRIS, LEAVING THE INSTALLATION FINISHED AND READY FOR OPERATION, INCLUDING DUCTWORK SHALL BE A MINIMUM 26 GAUGE GALVANIZED STEEL SHEET METAL DUCTWORK. CLEAN FILTERS IN AIR HANDLING UNITS. 1.7 SUBSTITUTIONS SUPPLY DUCTWORK SHALL BE CONSTRUCTED IN ACCORDANCE WITH THE STANDARDS FOR A THE BASE BID SHALL INCLUDE ONLY THE PRODUCTS FROM MANUFACTURERS SPECIFICALLY NAMED IN TWO-INCH POSITIVE PRESSURE RATING AND SEAL CLASS B. THE DRAWINGS AND SPECIFICATIONS. NO SUBSTITUTION WILL BE CONSIDERED PRIOR TO RECEIPT OF BIDS UNLESS WRITTEN REQUEST FOR APPROVAL TO BID HAS BEEN RECEIVED BY THE ENGINEER AT RETURN DUCTWORK SHALL BE CONSTRUCTED IN ACCORDANCE WITH THE STANDARDS FOR A SHEET NAME LEAST TEN CALENDAR DAYS PRIOR TO THE DATE FOR RECEIPT OF BIDS. EACH SUCH REQUEST SHALL ONE-INCH NEGATIVE PRESSURE RATING AND SEAL CLASS C. INCLUDE THE NAME OF THE MATERIAL OR EQUIPMENT FOR WHICH IT IS TO BE SUBSTITUTED AND A COMPLETE DESCRIPTION OF THE PROPOSED SUBSTITUTE INCLUDING DRAWINGS,CUTS, EXHAUST DUCTWORK SHALL BE CONSTRUCTED IN ACCORDANCE WITH THE STANDARDS FOR A PERFORMANCE AND TEST DATA AND OTHER INFORMATION NECESSARY FOR AN EVALUATION. A ONE-INCH POSITIVE PRESSURE RATING AND SEAL CLASS C. STATEMENT SETTING FORTH CHANGES IN OTHER MATERIALS,EQUIPMENT OR OTHER WORK THAT INCORPORATION OF THE SUBSTITUTE WOULD REQUIRE SHALL BE INCLUDED. THE BURDEN OF PROOF ROUND DUCT RUNS SHALL BE CONSTRUCTED OF METAL PIPE WITH EXTERNAL SLEEVE MECHANICAL SPECIFICATIONS OF THE MERIT OF THE PROPOSED SUBSTITUTE IS UPON THE PROPOSER. THE ENGINEER'S DECISION INSULATION. OF APPROVAL OR DISAPPROVAL TO BID OF A PROPOSED SUBSTITUTION SHALL BE FINAL. DUCTWORK CONNECTIONS TO AIR DEVICES MUST BE MADE WITH HARDPIPE ELBOWS,COVERED WITH THE TERMS"APPROVED","APPROVED EQUAL",AND"EQUAL"REFER TO APPROVAL BY THE ENGINEER SLEEVE INSULATION. FLEX DUCT MUST NOT BE UTILIZED FOR A 90 DEGREE CONNECTION TO AN AIR SHEET NUMBER AS AN ACCEPTABLE ALTERNATE BID. NO SUBSTITUTIONS WILL BE CONSIDERED THAT ARE NOT BID AS DEVICE. AN ALTERNATE. NO MATERIAL SUBSTITUTIONS SHALL BE CONSIDERED FOR APPROVAL PRIOR TO AWARD OF CONTRACT. VOLUME/BALANCING DAMPERS SHALL BE PROVIDED IN ALL BRANCH DUCT TAKE-OFFS FROM THE MAIN M2oO TRUNKS, UNLESS NOTED OTHERWISE ON PLANS. LOCATE DAMPERS A MINIMUM OF 4'-0"AWAY FROM COORDINATE AND VERIFY WITH OTHER TRADES WHETHER OR NOT THE SUBSTITUTED EQUIPMENT CAN AIR DEVICES. BE INSTALLED AS SHOWN ON THE CONSTRUCTION DRAWINGS WITHOUT MODIFICATION TO ASSOCIATED SYSTEMS OR ARCHITECTURAL OR ENGINEERING DESIGN. INCLUDE ADDITIONAL COSTS FOR ARCHITECTURAL AND ENGINEERING DESIGN FEES IN BID IF DRAWING MODIFICATIONS ARE REQUIRED BECAUSE OF SUBSTITUTED EQUIPMENT.