



Free Shipping On orders over $99
Need replacement parts for this unit?
- Thermostatic air vent
- For steam systems and process equipment
- Operates on temperature change only;
does not close against water - Must be installed 6-10" (150-250mm) above horizontal
return and 18" (450mm) above the boiler water line - 1⁄2" NPT female and 3⁄4" NPT male straight shank
- Maximum operating pressure 25 psig (1.7 bar)*(Drop away pressure - maximum pressure against which the vent
can open).) - Maximum pressure 25 psig (1.7 bar)

8am–7:45pm ET
Friday
9am–7:45pm ET
or check out our Support Center
2 Product Reviews
Product Q&A
Add-on Item
This item is cost-prohibitive to ship on its own but is available to ship with orders over $200.
Why don't we show the price of this item?
We try to always offer you the lowest prices possible, but some manufacturers require that we only show these low prices once you take further action.
To see the price, simply add the item to your cart or sign in.