Air Vent Valve
SWH Accessories
Air Vent Valve
Automatic air vent valve for solar systems.
- Automatic ventingReleases trapped air from loops
- Brass bodyCorrosion-resistant, long service
- Manual overrideTop cap for bleeding
- Small footprintFits tight manifolds
| Type | Automatic |
|---|---|
| Feature | Air release |
| Material | Brass |
| Application | Solar loop |
Product Introduction
EverPeak automatic air vents purge air that collects at high points of a solar loop, preventing air-locks that stop circulation and cause noisy, inefficient pumps.
The float-and-needle mechanism releases air automatically while sealing water, and a manual cap allows forced bleeding during commissioning. Bodies are solid brass with a stainless vent pin.
Sized for solar glycol loops, they install on collector headers, pump stations and the top of storage heat exchangers.
Main Features
- Solid brass body
- Stainless float and pin
- Manual bleed cap
- Max temperature 120°C
- Max pressure 1.0 MPa
- G1/2 or G3/4 connection
Specifications
| Model | Connection | Max Temp | Max Pressure | Body | Bleed |
|---|---|---|---|---|---|
| EP-AV12 | G1/2 | 120°C | 1.0 MPa | Brass | Manual |
| EP-AV34 | G3/4 | 120°C | 1.0 MPa | Brass | Manual |
| EP-AV34H | G3/4 | 120°C | 1.0 MPa | Brass+SS | Manual |
Item Details
Function
- Float
- Drops as air fills, opens needle.
- Seal
- Rises with water, closes tightly.
- Bleed
- Manual cap forces air out.
Installation
- High point
- Mount at loop high points.
- Orientation
- Vertical with cap upward.
- Thread
- G1/2 or G3/4 to fit.
Care
- Check
- Verify vent yearly.
- Clean
- Descale pin if stuck.
- Replace
- Swap if seat leaks.
Core Application Scenarios
- 01Solar loop de-aeration
- 02Pump protection
- 03Commissioning bleed
- 04Closed hydronics
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