Plumbing > Pipe Valves > Automatic Air Vent Valves > Watts Regulator > Air Vents - FV-4M1

FV-4M1 Series Automatic Air Vent Valve, 1/8"
WATTS

Part #:

574558

Model #:

0590715
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MFG Number 5533
Box Quantity 12
Date Added 1988-01-01
Replaced By
RHS Price Page 57-74
Additional Information
Model FV-4M1
Size (in) 1/8
UPC Code 098268373622
Pressure Range 1.45psi (10 kPa) - 150psi (10 bars)
Operating Temperature Range 33°F - 240°F (5°C - 116°C)
Weight lbs .40
Dimension
A (in) 2-15/16
B (in) 2-5/8
C (in) 1-5/8
D (in) 13/16
E (in) 5/16
F (in) 5/16

Series FV-4 Automatic Vent Valves are used in commercial and residential hydronic heating applications

to provide automatic air venting for hot or cold water distribution systems.

Features:

·   Body and cover are brass construction

·   Air vent with silicone rubber seal

·   Float is high temperature resistant polyethylene

·   Suitable for use with glycol systems

 

·   Impurities do not usually affect function as maximum float line of water is always lower than the valve seal

·   Can be disassembled for inspection and cleaning