Skip to main content

Thermal Expansion Relief Valve

SharkBite's Thermal Expansion Relief Valve eliminates the need for an expansion tank, shut-off valve and fitting. Features a pressure-only safety relief valve designed to protect hot water supply systems where high pressure conditions are likely to occur as a result of thermal expansion.

Features and benefits:
  • Compatible with PEX, copper, CPVC, PE-RT and SDR-9 HDPE pipe. 
  • Can be installed in wet lines. 
  • Can be rotated for easier installation. 
  • No special tools, crimping, glue or soldering is needed. 
  • Ideal for working in tight spaces. 
  • Remove using a Disconnect Clip or Disconnect Tongs (both sold separately). 
  • 1/2 in. outlet drains at 125 PSI. Rated for 200 psi and 200°F (93°C). 
  • 5-year warranty.

On the Blog

View All Arrow right

Buy SharkBite

Looking for SharkBite fittings? Use our Where to Buy map to find products near you.