Hydronic & Steam Air Vents

RADIATOR STEAM VENTS Model No. 1A, ADJUSTABLE

A float-type with adjustable port for true propor- tional venting. Port settings from (#1) slow to (#6) fast venting.

CAT. NO. MFG. NO. SIZE 2K900 401422

PSI OPER. PRESS

1/8” Angle 1.5

Maximum Pressure 10

EACH $40.46 Model No. 40, NON-ADJUSTABLE

A float-type vent with a single non-adjustable port. For use on ordinary one-pipe system not requiring proportional venting.

CAT. NO. MFG. NO. SIZE 2K901 401440

PSI OPER. PRESS

1/8” Angle 6

Maximum Pressure 10

MAIN STEAM VENTS Model No. 75 AIR VALVE Model No. 76 VACUUM VALVE

Float-type vent with single non-adjustable port for relieving air from the mains of medium and large size systems. Up to 3 psi operating pressure. 15 psi max. pressure.

CAT. NO. MFG. NO. TYPE 2K903 2K904

401434 SIZE Pressure 1/2” FPT x 3/4” MPT 5-3/4” 401432 Vacuum 1/2” FPT x 3/4” MPT 6-1/2”

HEIGHT DIAMETER EACH 2-1/2” 2-1/2”

MAIN STEAM VENT Model No. 4A

Float-type vent with single non-adjustable port for use as a main vent on residential and other small one- pipe steam systems. Connection size: 1/2” female x 3/4” male straight shank. Operating pressure: up to 2 psi. Max. pressure: 10 psi.

CAT. NO. MFG. NO. EACH 2K930

401413 $67.10

UNIT HEATER STEAM VENT Model No. 74

Float-type vent with single non-adjustable port designed for use with steam unit heaters. Vents air, when present, with rising, dropping or steady pres- sure. Operating pressure up to 35 psi.

CAT. NO. MFG. NO. SIZE 2K902 460 401429

DIMENSIONS HEIGHT

1/2” FPT x 3/4” MPT 6-1/2”

DIMENSIONS WIDTH 2-1/2”

EACH $177.79 77

$162.17 $255.76

EACH $34.34

ANGLE RADIATOR STEAM VENTS

Non adjustable vent for max. 6 PSI. 1/8” MPT connection, 1/16” vent port, 2-3/4” High

CAT. NO. MFG. NO. DESCRIPTION 6G1027 11

EACH 1/8” MPT, 90° Non-Adjustable Radiator Steam Vent $30.27 1

ANGLE RADIATOR STEAM VENTS

Adjustable vent for max. 3 PSI. Settings for slow to fast venting. 1/8” MPT connection, 3/32” vent port, 3-1/4” high.

CAT. NO. MFG. NO. DESCRIPTION 6G1026

1/8” MPT, 90° Adjustable Radiator Steam Vent

EACH $49.05

AIR VALVES FOR STEAM SYSTEMS NON-VACUUM VENTS

Quick, uniform distribution of heat to all radiation is the first essential performance. This requires balancing the radiation by controlled venting. All vents are designed for positive action and straight line venting.

MAIN LINE STEAM VENTS

High capacity vent for max. 3.5 PSI. 3/4” MPT x 1/2” FPT connection, 1/8” vent port, 3-5/8” high.

CAT. NO. MFG. NO. DESCRIPTION 6G1031

3/4” MPT x 1/2” FPT, Straight Steam Main Line Vent

EACH $68.90

MAIN LINE STEAM VENTS

High capacity vent for max. 5 PSI. 3/4” MPT x 1/2” FPT connection, 3/32” vent port, 4-1/4” high.

CAT. NO. MFG. NO. DESCRIPTION 6G1024 75

EACH 3/4” MPT x 1/2” FPT, Straight Steam Main Line Vent $112.72

HYDRONIC & STEAM SYSTEMS