Plans 6 i frdt . S b• (Z°( 6( S — x
_ Bulletin 154 Rev. CO
® Model G a,
Quick Response
Concealed
Automatic Sprinkler
The Concealer
UL Quick Response _
FM Standard Response �.94-. .:,�. , i • •
Concealed Sprinkler With a
X" (13mm) or 1 %" (38mm) ;; a. :r�.;; ;:',:7: .. , •
Adjustment : " '� :o...;'
Features : . ,, ":. ' . .
1. Push-on/Thread-off cover plate attachment . : *, . ► �j: ' , 1 �
with y" (13mm) assembly adjustment.; •"* w- - .: :.
2. Smooth aesthetic ceiling profile.' -::
3. Factory installed protective cap. ." „- '2�' .. :.\ ` .. ~ _ i t.
4. Available in brass, chrome or black = .• 4,..L �. - '�
plated and white painted finishes. `
L r r s' c -- -
5. Ordinary temperature rating. P . ---�; ” -_
Approvals & Listings .. ,''.`.., ,_ , .. 0 , .
1. Underwriters Labortories, Inc. (UL)-
Quick Response The Model G4A Concealer• is designed for use where aes-
2. Underwriters Laboratories of Canada (ULC)- thetic appearance is important . Offices, hospitals, motels and
Quick Response restaurants are but a few of the applications where it can be
3. Factory Mutual Research Corp. (FM)- used. It is available in different orifice sizes allowing the de-
Standard signer to optim system performance, thereby achieving a
very efficient installation.
• Light Hazard Occupancies- The Model G4A Concealer• is a UL Listed Quick Response
No Limitations Concealed sprinkler intended for use in accordance with NFPA
• Ordinary Hazard 13. FM Approves this sprinkler as a standard response con-
Groups 1 & 2 Wet Systems Only sprinkler � use in accordance with FM Loss
4. NYC MEA 258-93 -E - Quick Response
Product Description
The Reliable Model G4A Concealer a proven quick re-
U.S. Patent number 4, 880, 063. sponse fusible element in astandard style sprinkler frame with a
drop -down deflector. This assembty is recessed into the ceiling
and concealed Application assembly. by a flatpush-on/thread-off ov r pia cover plaand
The Reliable Model G4A sprinkler" cup assemblies are held tight by a flexible tooth en-
Concealer is the most versatile gagement to the threaded cup. This threaded engagement
quids response concealed sprin provides W' (13mm) of cover adjustment The flat cover plate is
kler available. it provides the best - attached to the skirt using 135 °F (57°C) ordinary temperature
form of fire protection while offer- �: `° - classification solder, forming the Push- orYThread-off cover plate • ing an attractive appearance and i - assembly.
'W (13mm) of cover adjustment 0, _ - - , When the ceiling temperature rises, the solder holding the flat
for ease of installation. The small - �, cover plate melts, the flat cover plate released thus exposing
diameter push -on /thread -off - the sprinkler inside to the rising ambient temperature.
cover plate assembly is easily at- The subsequent fusing of the element opens the waterway
tacked and blends into the ceiling, and causes the deflector to distribute the water. Any secure en-
concealing the most dependable gagement between the cover plate and cup will assure that the
fire protection available, an auto- drop -down deflector is properly located below the ceiling.
matt sprinkler system.
.
The Reliable Automatic Sprinkler Co., Inc., 525 North MacQuesten Parkway, Mount Vernon , New York, 10552
- Installatio'th Ordering Information
Do not install the G4A Concealer in ceilings which have posi- 1. Sprinkler Model , `I
five pressure in the space above 2. Nominal Orifice I
- �l • Cut a2% inch (67mm) diameter hole in the caning, the sprin- 3. Rat Cover Plate
Icier is easily installed with the Model G4 Wrench. The Assembly Rnish
wrench has drive tangs which insert into the cup slots. 4. Inlet Type
When instating a sprinkler the wrench is first positioned into OA
the sprinkler/cup assembly until the wrench tangs engage (,)
the drive slots in the � of the cup (there are two sets of Cover Plate Finishes
drive slots in the cup). The sprinkler rs then tightened into I ' . i '
I or the pipe When inserting removing the wrench from Standard Finishes
the spnnkler cup assembly, care should be taken to everrt Bronze Its
damage to the sprinkler. DO NOT WRENCH O pr N ANY Chrome
OTHER PART OF THE SPRINKLER/CUP ASSEMBLY Final White Paint (2 ' Model G4 Sprinkler
adjustment of the cover is made by hand turning the cover Wrench
in the clockwise direction until it is tight against theceiing. Special Application
A protective cap is provided to pro tect the drop -down sprinkler Finishes UL Listing Category
deflector from damage which could occur during construction Bright Brass
before the cover plate is installed. The cap is factory installed in- Black Plating Sprinklers, Automatic and
side the sprinkler cup. Remove cap to install sprinkler then Black Paint Open
re- install cap until the cover plate is installed. Off White' Quick Response Sprinkler
Maintenance Satin Chrome UL Guide Number
The Model G4A Concealer" should be inspected quarterly "' Other finishes and colors are VNIV
and the sprinkler maintained in accordance with NFPA available on � l order.
system Consult factory f details.
25. Do not clean sprinklers with soap and water, ammonia or any R ' FM Approval of the painted finish
other cleaning fluids. Remove any sprinkler that has been is limited to white and off -white
painted (other than factory applied) a damaged in any way. A p d finishes are
stock of spare sprinklers should be maintained to allow quick re-
placement of damaged or operated sprinklers. Prior to installa- Temperature Rating
lion, sprinklers should be maintained in the original cartons and Cover Max. Ambient
packaging to minimize the potential for damage to sprinklers that Classification Sprinkler Plate Temp.
would cause improper operation or non- operation.
Ordinary 165°F/74°C 135 °F /57 °C 100°F/38°C
Technical Data
Total Nominal Nominal K Factor kl
Thread Approvals Sprinkler
Sprinkler Inlet Adjustment Orifice US Metric Identitcation (SIN)
Non Adjustable 'rz" (13mm) 1" (15mm) 5.6 80 Y2" NPT (RY2) 1,2,3,4 R5415
Non Adjustable 1" (13mm) ' (11mm) 4.2 60 Yz "NPT (RYz) 1,2,4 R5413
Non Adjustable 'h" (13mm) %" (10mm) 2.8 40 Yz "NPT (RY2) 1,2,3,4 R5411
Adjustable 11/1° (38mm) 'h" (15mm) 5.6 80 1° NPT Male or Female 1,2,4 R5418
Adjustable 11/2" (38mm) ;Q' (11mm) 4.2 60 1" NPT Male or Female 1,2,4 R5413
Adjustable 11/2" (38mm) X," (10mm) 2.8 40 1" NPT Male or Female 1,2,4 R5412
_ lam& ... r -'}= , f ii:r
I t? I; i I I l I i u
. — - � — -- - .- - _ Pilo
- __ ' !IL-- - is.. ' fl
l Ve OW IIII Yid
. � 1' � , 1
-- _ __ -•AMMi
-:- _
em,.. 'Saar I , nom. vi
Fig.1 - NPT Non - Adjustable Inlet Fig. 2 - 1" NPT Male- Adjustable Inlet Fig. 3 - 1" NPT Female- Adjustable Inlet
The equipment presented in this bulletin is to be installed in accordance with the latest published Standards of the National Fire Protection Association, Factory Mutual
Research Corporation, or other similar organizations and also with the provisions of governmental codes or ordinances whenever applicable.
i "Products manufactured and distributed by Reliable have been protecting life and property for over 80 years, and am installed and serviced by the most highly qualified
/ and reputable sprinkler contractors located throughout the United States, Canada and foreign countries.
/
�� Recycled
Manufact by The Reliable Automatic Sprinkler Co., Inc. 4: Paper
I
ReliabIl (600) 431-1588 Sales Offices
(800) 848-6051 Sales Fax Revision lines indicate updated or new data.
(914) 668-3470 Corporate Offices
www.reliabiespruilder.com Internet Address EG. Printed in USA 08102. PM 9999970150