Legend Valve® T-312 Ductile Iron Check Valve with EPDM Seats, Aluminum Bronze Disc, 8" Wafer

2-1/2" FNPT In-Line Brass Check Valve with Buna-S Rubber Poppet. The unique poppet design is more durable than an o-ring, because of its solid steel internal insert. Product is Made in the USA. Maximum working pressure 200 psi, Maximum temperature 225°F, Cracking pressure 1-2 lbs. General purpose use in cold or warm water, glycol, ethylene. Not for air compressor use.

8" T-311 Cast Iron Swing Check Valve Features: Swing-check design is ideal for all basic commercial/industrial general backflow prevention applications Durable cast iron construction resists pipeline stresses and distortion IBBM design: Iron-body-bronze-mount, with bronze body seat and flapper-disc sealing rings. The pliable rings provide an improved seal over plain iron-on-iron designs Class 125/150 full-face flange-type end connections All external surfaces are primed and painted for corrosion resistance Can be installed in either vertical (upward flow only) or horizontal (cover ...

This 1/2 inch dual check valve with atmospheric vent prevents the reverse flow of hot or cold polluted water from entering into the potable water supply. This valve is designed for continuous pressure non-health hazard applications in smaller supply lines, such as laboratory equipment, processing tanks, sterilizers, dairy equipment, and specifically for boiler feed lines. It consists of a brass body with stainless steel internal parts, integral strainer, two durable tight seating rubber check valves, and NPT female inlet and outlet connections.

Watts 0061888 3/4" Dual Check Valve This 3/4 inch dual check valve with atmospheric vent prevents the reverse flow of hot or cold polluted water from entering into the potable water supply. This valve is designed for continuous pressure non-health hazard applications in smaller supply lines, such as laboratory equipment, processing tanks, sterilizers, dairy equipment, and specifically for boiler feed lines. It consists of a brass body with stainless steel internal parts, integral strainer, two durable tight seating rubber check valves, and NPT female inlet and outlet connections.

3/8" FNPT In-Line Brass Check Valve with Stainless Steel Poppet. The Model 400 uses a stainless steel poppet for a metal-to-metal seal without the use of an o-ring and is best suited for heavy industrial usage. Product is Made in the USA. Maximum working pressure 200 psi, Maximum temperature 300°F, Cracking pressure 1-2 lbs. Use with hot water, cold water, steam, oil, gas, compounds, chemicals. Not for air compressor use.