Watts 100XL-8-125 Auto Temperature & Pressure Relief Valves Baskets & Caddies and 40388445 roller covers

and 40388445 roller covers

Disc Capacity 4-1/2 "

continuous coverage

Cast-iron base with precision-ground sides and bottom

Watts 100XL-8-125 Auto Temperature & Pressure Relief Valves Baskets & Caddies and 40388445 roller covers"WATTS" RELIEF VALVE Stem lgth : 8" 125 pound pressure. Cast bronze body. Brass internal parts. Silicone seat disc. Stainless steel spring. Model 100xl 8 is also available with 8 in. Btu rating: 100,000 to 500,000 btu hr. Thermoplastic coated extension thermal element. Temperature relief setting is 210 degrees f. (200mm) extension thermostat. Series 100xl is asme rated and csa listed. Aga certified asme rated 3 4" mip inlet x 3 4" fip outlet with test