| Brand | Unbranded |
|---|---|
| Type | 400-4 Float Air Vent |
| Fitment | for Hot Water Heating Systems |
| Material | Metal |
| Country of Origin | China |
Check the listing for details. 400-4 1/8-Inch NPT Automatic Float Air Vent Valve for Hot Water Heating Systems. Condition: New, Made in China. Listed at 18.80 USD. The 400-4 Float Air Vent automatically removes trapped air from hydronic systems, preventing airlocks and ensuring smooth water circulation. Features a 1/8" NPT connection and a short, space-saving body ideal for installation in confined areas such as boiler rooms, pipe chases, and radiator manifolds without interfering with surrounding components.