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Sprinkler Summary

Sprinkler Model

K-Factor gpm/psi

1/2

 (lpm/

bar

1/2

)

Orientation

Listings & Approvals

Max. Working Pressure 

psi (bar)

F1FR80VdS

8.0 (115)

Upright

VdS, CE

175 (12)

Pendent

175 (12)

Table A

Model F1FR80VdS Upright Sprinkler

Model F1FR80VdS Pendent Sprinkler

Note: 

Not all versions of the product shown.

Features

• 

Standard coverage quick-response sprinklers

• 

Upright and pendent orientations

• 

Low profile, compact design

• 

Available in a wide variety of finishes

Product Description

Reliable Model F1FR80VdS series sprinklers are quick-response 

standard spray automatic fire sprinklers utilizing a sensitive 3mm 
glass bulb thermal element.  

This sprinkler is provided with ISO 7-1 R

1

/

2

 threads.

Pendent sprinklers may be installed exposed, or surface mounted 

using escutcheons such as the Reliable Models B, C, or HB 
(reference Technical Bulletin 204). When installed recessed, 

the Model F1FR80VdS series sprinklers are specifically listed 
with and may only be installed with listed Reliable recessed 
escutcheons. Refer to the technical information on the following 
pages for specific listings for recessed installations and refer to 
Figure 3 for dimensional information.

Table A provides a summary of the approvals and availability of 
specific Model F1FR series sprinkler configurations. Additional 
technical information for each sprinkler model is provided on the 

following pages.

www.reliablesprinkler.com

K-factor 8.0 (115)

F1FR80VdS Series 

Quick-Response Sprinklers

Bulletin 038 February 2022

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