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Product Specifications:
| Item | Air Release Valve |
| Application | Clean Water |
| Body Material | Cast Iron |
| Connection Type | FNPT |
| Float Material | Stainless Steel |
| Grade | Grade 316 |
| Inlet Connection Size | 1/2" |
| Inlet Size | 1/2" |
| Max. Fluid Temp. | 250°F |
| Max. Operating Pressure | 175 psi |
| Max. Pressure | 175 psi |
| Min. Operating Pressure | 5 psi |
| Min. Pressure | 5 psi |
| Outlet Connection Type | FNPT |
| Outlet Size | 1/2" |
| Vacuum Pressure | 29 in. hg |
| Vacuum Pressure | 29" Hg |
Shipping Info:
| Ship weight (kg) | 2.42 |
| Ship height (cm) | 14.73 |
| Ship length (cm) | 12.95 |
| Ship width (cm) | 11.94 |
| HS code | 8481809050 |
| Country of Origin | US |
Product Details:
- Small orifice valve best suited for releasing unwanted air from fluid lines in wastewater management and chemical processing facilities
- Features SS floats for withstanding repeated usage and pressures up to 175 PSI
- Cast iron construction offers resistance against the harsh external environment and accidental impacts and resilient seal ensures a drip-tight positive shutoff condition
- NSF 61, 372 and ISO certified and UL-listed design
- SS internal trim for protection against aggressive water and hydrogen sulfide
- Max. Vent Capacity (6 scfm at 150 psi)
Product Variants
| Product | Model | Max. Pressure | Inlet Size | Outlet Size | Connection Type | Body Material | Vacuum Pressure | Min. Pressure | Grade | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
15A.2 | 175 psi | - | 1/2" | FNPT | - | - | - | Grade 316 | €262.11 | |
![]() |
15A.3 | 175 psi | 1" | 1/2" | FNPT | Cast Iron | 29 in. hg | 5 psi | Grade 316 | €276.37 | |
![]() |
38 | 150 psi | 1" | 1/2" | FNPT | Cast Iron | 29 in. hg | 5 psi | Grade 316 | €727.74 | |
![]() |
38.2 | 150 psi | 2" | 1/2" | FNPT | Cast Iron | 29 in. hg | 5 psi | Grade 316 | €824.23 | |
![]() |
48A | 150 psi | 2" | 1/2" | FNPT | Cast Iron | 29 in. hg | 5 psi | Grade 316 | €1,486.70 | |
![]() |
48A.2 | 150 psi | 3" | 1/2" | FNPT | Cast Iron | 29 in. hg | 5 psi | Grade 316 | €1,644.41 | |
![]() |
48A.3 | 150 psi | 4" | 1/2" | FNPT | Cast Iron | 29 in. hg | 5 psi | Grade 316 | €1,997.11 |
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VAL-MATIC 15A Air Release Valve FNPT 1/2 x 1/2 Cast iron
€248.50 /unit


