Pros, Join Our TradeMaster Program!
**Lead Free

This 1/2 inch lead free pressure relief valve is used in residential applications to protect against excessive pressure on domestic storage tanks and tankless water heaters. It consists of a lead free copper silicon alloy body construction with NPT threaded male inlet and NPT threaded female (drain) outlet, test lever, and stainless steel spring. It is ANSI Z21.22 approved, listed and certified by CSA. The pressure relief is set at 175 psi (12.1 bar).

  • Relieves excessive pressure on tankless water heaters
  • Test lever included
  • Lead free copper silicon alloy body construction
  • CSA certified
Read more
Lead Free:
Connection Type:
1/4" NPT
Pressure Relief Valve
Pressure Set Point:
175 psi
Speak with a real person who will go out of their way to help!
Closed Now: Phone Hours
Monday – Thursday
8am–7:45pm ET
9am–7:45pm ET

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.