Reviews Api Check Valves - BestBuyersPro.com

PVC True Union Check Valve 1’’ Slip Swing Full Port Utility Check Valve Sch80 Socket Pool Ball Check Valve for Backflow Prevention

【PVC Ball Check Valve】Schedule 80 PVC ball check valves have a spherical ball inside the valve body which works as a check to allow flow in one direction and close off to prevent back-flow..
【INSTALLATION TIP】PVC union check valves are designed for VERTICAL installations, MUST be used in an upflow position to work properly. Check valves MUST be installed with the valve's flow arrow pointing in the direction of the flow. Do not install valve upside down.（NOTE: NO SPRING).
【PVC Union Check Valve】True union check valve, can be taken apart for cleaning, allows for easy removal without breaking down the piping connection..
【Material】1'' Slip check valve made of PVC material, O-ring with EPDM material, low-temperature-resistant, impact-resistance, ultraviolet-resistance, rust-resistance. Fits for Schedule 80 1 Inch Pipe..
【Application】PVC Swing Check Valve 1’’(DN25) - Non-return or "one way" valve is ideal for flow control, such as commercial plumbing, aquariums, irrigation, swimming pools, water parks and OEM applications..

Replacement for General Pump Check Valves Kit - Kit 1, Valves and O-Rings (K01).
Complete Valve Kit Includes Six O-rings and Six Check Valves Complete.
High Quality Material for Best Performance.

Body Material:Stainless Steel 316,200PSI/PN16,ANSI B1.20.1.
Working Pressure 200 WOG,Port Types:Female x Female threaded.
Temperature range: -60 to 450 degree Fahrenheit,Suitable for full range of liquids and gas.
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..
Swing check valves are for horizontal use only. When fluid pushes on the stopper in the correct direction, it will "swing" open to allow flow. If flow moves in the opposite direction, it will swing shut. The check valve cannot be used in vertical applications as gravity may affect the function of the swinging motion..

Premium 2 is a clean burning synthetic blend of high performance polyolester, polybutene and petroleum base stocks along with ash less additives that provide outstanding anti-wear/anti-scuff protection and virtually no carbon deposits.
NMMA TC-W3 Premium 2's environmentally friendly formula is extremely low smoke and will keep rings and power valves free and operating at peak performance.
Exceeds API TC, ISO-E-GD and JASO-FC standards and all OEM requirements.
Premium 2 has a pour point of -50, so it is recommended for use in snowmobiles as well as outboard motors, personal watercraft, motorcycles, karts and ATVs.
Premium 2 is ideally suited for virtually all gasoline 2-cycle engines either as a premix or oil injection system.

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.