Boiler Use Air Vent Valve
Automatic boiler use brass air vent valve
1. Features and specifications of Air vent valve
Pressure: 10bar
Max.inlet working temperature : 110℃
Female and male Thread connection apply with ISO228/1
Material : Forged brass
Surface : Nickel plated





2. Dimension
Dn | H | D |
3/8’’ | 92 | 32.8 |
1/2’’ | 70.5 | 39 |
3. Material specification
No. | Part Name | Material |
1 | Body | Brass |
2 | Bonnet | Brass |
3 | Cover | Nylon |
4 | O-ring | EPDM |
5 | Plastic holder | Nylon |
6 | Gasket | EPDM |
7 | Clamp spring | Stainless steel |
8 | Plastic body | ABS |
9 | O-ring | EPDM |
10 | Non-return body | Brass |
11 | Non-return cartridge | Brass |
12 | Spring | Stainless steel |
13 | Gasket | EPDM |
14 | Stop cap | Nylon |
4. Description
The automatic air vent valve is the protection part of the piping system in hot and cold water . It could release the air in pipeline to make the pipe in a good work condition .This air vent valve is using the floating part to turn on and off the valve automatically.
5. Certification

6. Our technological process

7. Our factory show

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