China brass manifold 1/2''-1'' Inch of air vent valve
Technical reference
Body: Brass natural color or nickle plated
Brass automatic air vent and drain valve
Float type, Brass body and cover, EPDM seals
Size from 1/2" to 1"
Working pressure:PN15
Working Medium: Water, Oil,Gas
Working Temperature: -20°C TO +120°C
Pipe thread to ISO 228;
| DN |
Spec(Inch) |
L(mm) |
D(mm) |
H(mm) |
| 15 |
1/2'' |
57.5 |
48 |
99 |
| 20 |
3/4'' |
57.5 |
48 |
99 |
| 25 |
1'' |
57.5 |
48 |
99 |
Product materials
| NO. |
Parts |
Material |
| 1 |
Body |
Brass |
| 2 |
Spring |
SS |
| 3 |
Stem |
Brass |
| 4 |
Rubber Washer |
NBR |
| 5 |
O-ring |
NBR |
| 6 |
Bonnet |
Brass |
Product Introduction
Air vent valve, Purpose and operation: delivery temperatures into the floor system should be maintained between 37 and 44 Degrees C Temperatures exceeding 44 degrees should be avoided as this may damage the floor and will shorten the working life of the pipe. The air vent valve will control the input blending return water from the floor with hot water from the heat source.Where the heat source is supplying at high temperatures or an uncontrolled appliance such as a wood fire or solar is applied a buffer tank is recommended.
Certificate
Our technological process
Our factory
About us
We are specialized in HAVC system parts and brass valve fields for more than 25 years, Our main products cover brass manifold, radiator valve, motorized valve, ball valve, gate valve,check valve, stop valve, safety valve, air vent valve, brass fitting and so on with more than 40 series and 2000 varieties.
Audited Supplier 
){kind=link}
){kind=link}