Best Metal Seated Check Valves

American Standard TU385502.295 Reliant 3 Tub and Shower Faucet with Cartridge, Brushed Nickel

Includes One-Piece Cartridge: Simplifies installation and maintenance..
Double Ceramic Pressure Balance Cartridge: Combination of Ceramic Disc Mixing Valve and a Ceramic Balancing Spool in a one-piece cartridge..
Ceramic Disc Mixing Valve: Assures a lifetime of drip-free performance and smooth handle operation..
Ceramic Balancing Spool: Maintains a constant output temperature in response to changes in relative hot and cold supply pressure. Ceramic material is unaffected by mineral deposits and harsh water conditions..
Integrated Check Valves: Engineered to eliminate cross flow..
Adjustable Hot Limit Safety Stop: Limits the amount of hot water allowed to mix with cold. Reduces the risk of accidental scalding..
Comfort Zone: Offers a wider shower range to fine tune the desired temperature within the useful temperature zone..
Back-to-Back Capability: Hot and cold can be reversed quickly and easily..
“Easy Clean” 4-1/2" (115 mm) showerhead, 2.5 gpm/9.5 L/min maximum flow.
For Use with Flash Shower Rough-In Valves.

Package Includes：14feet clear tubing,2pcs 1" air stones,2pcs check valves,2pcs clear T connectors,6pcs clear suction cups.
Airline tubing: standard 3/16" diameter common to most airline accessories.
Air stones: durable and can produce fine bubbles continuously to diffuse oxygen efficiently in your fish tank.
Check valves: place these air pump check valves in your airline tubing between your air pump and aquarium water to prevent water returning down the air line.
Suction cups and T connectors: fit 3/16 inch ID standard airline tubing.

Specially designed non-return valves will protect your air pump by preventing aquarium water from back siphoning during a power outage.
They are made of plastic material for long time use.
Place these air pump check valves in your airline tubing between your air pump and aquarium water to prevent water returning down the air line.
Fits standard aquarium airline tubing with inner diameter about 4mm.

Specially designed non-return valves will protect your air pump by preventing aquarium water from back siphoning during a power outage.
They are made of plastic material for long time use.
Place these air pump check valves in your airline tubing between your air pump and aquarium water to prevent water returning down the air line.
Fits standard aquarium airline tubing with inner diameter about 4mm.

All in One Package: No Worry about Mismatching - Complete standard set of 25 feet airline tubing, suction cups, check valves and connectors for most air pump brands..
25 ft. Airline Tubing: Desired length for most fish tank. The standard 3/16 inch ID black PVC airline tubing is flexible, durable, glossy and kink-resistant..
8 Suction Cups: Soft black plastic holders fit standard 3/16" ID hose and can stick tightly to the smooth fish tank. Each sucker comes with one clip for adjusting tubing..
8 Connectors: Include 2 straight, L-shape, Y-shape and T-shape connectors respectively, allowing you to connect two or more 3/16" ID hoses to create one or more outlets..
2 Check Valves: The 2 standard red check valves can effectively prevent water from back siphoning during a power outage..

Body Material:Stainless Steel SUS/SS316,Cracking Pressure:4.5 psi.
Working Temperature:-51°C to 232°C (-60°F to 450°F),Seals:NBR.
Max Pressure:1000 Psi For Water,Oil,Gas (WOG1000),Port Types:BSPP Female x BSPP Female.
Vertical check valves may be used for any application. They utilize a spring system which shuts the Disc closed when there is not enough pressure to hold it open by the operating fluid. Fluid pressure in the backwards direction will cause the valve to close to prevent backflow.
Check valves are used to help direct flow in one direction.The stainless steel bodies and PTFE seals are highly corrosion resistant allowing these check valves to be used with a wide variety of fluids including, but not limited to water, oil, gas, air, light alkali's, acids, biodiesel, fuels and alcohols.

【UNIQUE INFLATABLE SNOWMOBILE SLED】Built in the shape of snowmobile, this inflatable snow sled will be the extra attraction in the snow place.....
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Application: For General Airsoft Maintenance and lubrication for Gears, Seals, O-Rings, Plastic Parts, and more.
For ALL Airsoft guns and real-steel hand guns.
Prevent Jamming and reduce wear and tear and enables smooth operation.
Enhance your gun's performance, longevity, accuracy, and bb feeding.
Inflate air seal o-rings on valves with dried o-ring. Check for defective o-ring....
For AEG & GBB: Spray into magazine bb chamber periodically to prevent dust build-up == For Valves: Spray into gas-in and gas-out valves to check for....

All In One Package: No Worry About Mismatching - Complete air pump accessories of airline tubing, air stones, connectors, suction cups and check valves for basic aquarium aeration setup..
13 Ft. Airline Tubing: Standard 3/16" ID airline tubing. Made of reliable frosty clear plastic, the hose is flexible, durable and kink-resistant. Desired length for most fish tanks..
2 Air Stone Cylinders: 0.8" D x 1.2" H. Small size to be easily driven by even nano air pumps. Produce lots of medium bubbles to aerate your tanks and enliven the aquatic lives..
4 Connectors: Include 2 straight and 2 T-shape connectors to connect standard 3/16" ID tubing. Allow you to connect one or more air inlets to create one or more outlets..
6 Suckers & 2 Check Valves: Soft clear plastic holders fit 3/16" ID hoses and can stick tightly to the smooth tank. The check valves can effectively prevent back siphoning of water..