Description
Hoffman Specialty Model 79 Hot Water Air Vent — SKU 401488
The Xylem-Hoffman Specialty 401488 is a Model 79 automatic hot water air vent engineered to eliminate trapped air from hydronic heating systems. By continuously purging air pockets, it maintains peak system efficiency, prevents noise, and protects circulating pumps and heat exchangers from air-related damage. This vent is a trusted solution for residential and light commercial hot water heating installations.
Key Features
- Automatic air venting action removes trapped air from hydronic hot water systems
- 1/2″ female pipe thread (FPT) inlet connection for easy system integration
- 3/4″ male pipe thread (MPT) outlet connection
- 75 PSI maximum working pressure rating
- Compact, durable construction suited for boiler and hydronic piping applications
- Hoffman Specialty quality — a trusted name in hydronic system components
Specifications
- SKU: 401488
- Model: 79
- Fluid: Hot Water (H2O)
- Inlet Connection: 1/2″ Female Pipe Thread (FPT)
- Outlet Connection: 3/4″ Male Pipe Thread (MPT)
- Maximum Working Pressure: 75 PSI
Applications
- Residential and commercial hot water (hydronic) heating systems
- Boiler system air elimination
- Baseboard and radiant heating loop air purging
- Hydronic distribution piping
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