Hoffman Vents & Vacuum Breakers

401485 Hoffman Model 78 Water Main Vent Valve. Information: Hoffman Water Vents Brochure Hoffman Water Vents Submittal Sheet Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: For use on high pressure...

401440 Hoffman Model 40 Air Valve. Information: Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: Float-type vent For ordinary one-pipe system that doesn’t require proportional venting Single...

401488 Hoffman Model 79 Water Main Vent Valve. Information: Hoffman Water Vents Brochure Hoffman Water Vents Submittal Sheet Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: For use on hot or cold or...

401446 Hoffman Model 62 Vacuum Breaker. Information: Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: For use on closed vessels and piping systems to control induced vacuum within safe...

401464 Hoffman Model 71B Air Valve Non Vacuum. Information: Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: Float-type vent Single non-adjustable port Meets Federal Specification WW-V-151 for Type 1...

401434 Hoffman Model 75 Air Valve Non-Vacuum. Information: Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: Float-type thermostatic vent For medium and large systems Single non-adjustable port 1/2...

401413 Hoffman Model 4A Air Valve Non-Vacuum. Information: Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: Float-type thermostatic vent For residential or small one-pipe or two-pipe systems Single...

401458 Hoffman Model 43 Air Valve Non Vacuum. Information: Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: Single non-adjustable port For small steam systems Telescopic siphon tube with angle cut...

401425 Hoffman Model 1B Air Valve Non Vacuum. Information: Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: Float-type vent Adjustable port for true proportional venting – 6 port settings...

401416 Hoffman Model 4 Quick Valve. Information: Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: Thermostatic air vent For steam systems and process equipment Operates on temperature change only;...

401443 Hoffman Model 70A Air Valve. Information: Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: Float-type vent Single non-adjustable port Meets Federal Specification WW-V-151 for Type 1...

401419 Hoffman Model 3 Steam Air Line Valve. Information: Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: Model 3 Part No. 401419 Steam Air Line Valve Thermostatic vent (no float) For Air Line or...

401455 Hoffman Model 41 Air Valve Non Vacuum. Information: Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: Single non-adjustable port For small steam systems Telescopic siphon tube with angle cut...

401432 Hoffman Model 76 Vacuum Valve. Information: Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: Float-type themostatic vent For medium and large one-pipe vacuum systems Single non-adjustable...

401422 Hoffman Model 1A Air Valve. Information: Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: Float-type vent Adjustable port for true proportional venting – 6 port settings from slow (1) to...

401467 Hoffman Model 71C Air Valve Non Vacuum. Information: Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: Float-type vent Single non-adjustable port Meets Federal Specification WW-V-151 for Type 1...

401470 Hoffman Model 71A Air Valve Non Vacuum. Information: Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: Float-type vent Single non-adjustable port Meets Federal Specification WW-V-151 for Type 1...

401437 Hoffman Model 75H Air Valve Non-Vacuum. Information: Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: Float-type thermostatic vent For medium and large systems Single non-adjustable port 1/2...

401497 Hoffman Model 77 Water Vent Valve. Information: Hoffman Water Vents Brochure Hoffman Water Vents Submittal Sheet Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: For efficient releasing of air...

401429 Hoffman Model 74 Steam Unit Heater Air Valve. Information: Hoffman Specialty General Catalog Hoffman Specialty Service Parts Catalog Specifications: Float-type thermostatic vent • Single non-adjustable port 1/2 NPT female and 3/4...