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Steam Vents, Vacuum Breakers, and More Steam Specialties

The Bell & Gossett, Hoffman Specialty Series Product line of vents & vacuum breakers, steam traps, regulators, valves, and strainers.

ESP-SYSTEMWIZE

Steam Specialties
Showing 1 – 9 of 9

Vents & Vacuum Breakers

Convector Steam Vents

Model 1B Part No. 401425 Air Valve (non-vacuum) Float-type vent Adjustable port for true proportional venting – 6 port settings from slow (1) to fast (6)...
Features:

Not Avaialble

Valves

Drain Valve Model 793

Automatically removes water from compressed air tanks, air separators and after-coolers Minimum air loss 1⁄2″ NPT outlet, 1⁄2″ NPT side inlet, 3⁄4″ NPT top...
Features:

Not Available

Vents & Vacuum Breakers

Main Steam Vents

Model 4A Part No.401413 Air Valve (non-vacuum) Float-type thermostatic vent For residential or small one-pipe or two-pipe systems Single non-adjustable port...
Features:

Not Avaialable

Vents & Vacuum Breakers

Radiator Steam Vents

Model1A PartNo.401422 Air Valve (non-vacuum) • Float-type vent • Adjustable port for true proportional venting – 6 port settings from slow (1) to fast (6) •...
Features:

Not Avaialble

Valves

Thermodisc Drain Valve Model 656A

Automatically removes water from compressed air tanks, air separators and after-coolers Freeze protection Replaceable disc and seat for easy service Only one...
Features:

Not Available

Air Vents

Vacuum Breaker – No. 26

Designed to protect closed vessels and piping systems against collapse when the induced vacuum exceeds design conditions. When used on steam heating systems,...
Features:

Not Available

Vents & Vacuum Breakers

Vacuum Breakers

Model 62 – Part No. 401446 For use on closed vessels and piping systems to control induced vacuum within safe limits Adjustable from 1⁄4″ – 20″ (8-508mm) Hg...
Features:

Not Avaialble

Air Vents

Water Vent Valves

Model 550 – Part No. 401476 – Air Chamber For use on convectors which are not provided with built-in air chambers or air collection fittings • Brass...
Features:

Not Available

Air Vents

Water Vents Model 77, 78, 79

MODEL 77 PART NO. 401497 WATER VENT VALVE For efficient releasing of air in hydronic heating systems, such as baseboard radiators, convector radiators and...
Features:

Not Applicable