Reviews Double Discs Check Valve

AQUANEAT Aquarium Air Pump, for up to 60 Gallon Fish Tank, Hydroponic Oxygen Aerator, with Airline Tubing, Air Stone, Air Bubbler, Check Valve

  • AQUANEAT Aquarium Air Pump, for up to 60 Gallon Fish Tank, Hydroponic Oxygen Aerator, with Airline Tubing, Air Stone, Air Bubbler, Check Valve….
  • Adjustable Airflow: With a control knob, you can adjust the air pressure to produce enough bubbles keeping the water oxygenated.
  • Quiet Operation: 4 rubber feet help it to stay in place and remains quiet.
  • Dual-Outlet: Great to power multiple small sponge filters, air bubbler decorations, air discs or other air-driven ornaments.
  • Complete Fish Tank Air Pump Kit: 1x Air Pump, 1x 4ft Tubing, 1x 1” Air Stone, 1x Check Valve.
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Febco 0683039 Valve Quarter Turn Shutoff 3/4 LF850-QT Double Check Backflow

  • Protects potable water supplies from being contaminated due to back-siphonage and/or backpressure.
  • Ideal for non-health hazard applications in continuous-pressure piping systems, at cross-connections and for contaminants at service line entrances.
  • Compact modular design features a lead-free bronze body.
  • two in-line independent positive seating check modules.
  • captured stainless steel springs and replaceable check discs and seats.
  • Top-entry access and single access cover facilitates in-line repairs.
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Fuel Valve Petcock Switch Assembly for Yamaha Virago 700 XV700 1984-1987

  • ★Condition - High performance Fuel Valve Petcock Switch , meets or exceeds OEM standards, 100% tested before shipping；.
  • ★Fitment - Fuel Valve Petcock Switch Assembly for Yamaha Virago 700 XV700 1984-1987.
  • ★Feature - Give your machine the new power and torque it really deserves, and have more fun with the power at your finger tips.
  • ★Note - The pictures are accurate because of real shooting, please check it carefully to make sure it is what you need.
  • ★Package Included - 1 X Fuel Valve Assembly as images display.
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Premium Double Gauge CO2 Regulator - Polycarbonate Bonnet

  • Commercial Dual Gauge Design with A 60 Psi and 2000 Psi Gauge Low Pressure Gauge..
  • Primary Keg Beer Regulator 5/16 barb Shutoff with Check Valve Ball Check Valve..
  • Gray Plastic Bonnet for Easy Pressure Adjustment..
  • Co2 Keg Brass Beer Double Gauge Regulator..
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Watkins Replacement Water Check Valve for Hot Springs Spa, 3/4" - 35233

  • This 3/4″ water check valve is installed in the inlet side of the circulation pumps plumbing to prevent the back flow of water through the circulation pump once the jet pump is activated.
  • Works on Tiger River Spas, Hot Spring Spas, and Limelight Spas..
  • All water check valves have arrows stamped on the outside to indicate the direction of flow which should be pointer towards the circulation pump..
  • Troubling Shooting: The symptoms of a non-operative check valve are.
  • * Water Leak – If water is leaking from around the check valve, it should be replaced. * Rattling – A rattling check valve indicates that water is not being allowed to flow properly past/ through the check valve. * Verify the check valve is installed with the flow in the correct direction. * Heater High-Limit Tripping – Poor water flow through the check valve could lead to heater high-limit tripping. Ensure the check valve is n.
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VEVOR Double Acting Hydraulic Cylinder 2'' Bore, Top Link Hydraulic Cylinder 10'' Stroke, Retracted 18\ Extended 26 Hydraulic Side Link Swivel Eye Bearing w/Check Valve for Tractors, Category 1, 2

  • High Tensile Steel Structure: This hydraulic lifting cylinder is a welded double acting cylinder. It has a high tensile honed cold drawn hydraulic tube, a polished piston rod, and sturdy threaded glands. With bearing design on base ends. Carbon steel construction ensures its longevity and features a max 6700 lbs pushing force and 4500 lbs pulling force..
  • 2"-2.5" Bore 10" Stroke Top Link: The top link cylinder is built under specific dimensions. Bore: 2"-2.5". Stroke Length: 10". Rod Size: 1". Pin Size: 0.8". With retracted min length 20" and extended max length 28". Double Pilot Check Valve Port Size: G3/8. Max Pressure: 5076PSI. Max Flow Rate: 20 L/ min. Opening Pressure: 50.76 PSI..
  • Swivel Eye Bearing Design: There is a spherical swivel eye bearing design on both ends. Due to the sturdy and flexible bearings, you can quickly fix and install the cylinder on your tractors or min excavators. Joint Bearing Width: 2". Thickness 0.8". Durable enough to hold a lot of force..
  • With Check Valve & Fully Tested: The well-assembled and thoroughly tested tractor top link hydraulic cylinders also come with a double pilot operated check valve to help hold the cylinder and prevent drift. The assembled inside sealing rings guard the high performance of sealing, accessi....
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Wilkins 115-975XL2 1.5-Inch Lead Free Reduced Pressure Backflow Preventer

  • Reduced pressure principle backflow preventer consisting of a pressure differential relief valve located between twoindependently operated spring-loaded center guided check valves, “Y” pattern body.
  • Complete with two full port resilient seated ball valves for shut-off and four resilient seated ball valve test cocks.
  • Pre-plumbed backflow station. Assembly can be of the reduced pressure principle or of the double check type.
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Leader_Pneumatic Valve Box Cover Lid 6” Round Sprinkler System Irrigation Circular Valve Box Grn,2 Pack

  • 1. 6” valve box cover lid, Green, 2 Packs.
  • 2. The 6" round valve box overlapping covers are made of qulaity plastic.
  • 4. Durable, and easy to install and move from 6" round valve box.
  • 5. Superior strength for commercial and utility applications Warning: Please double check size and type before purchasing.
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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..
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Taprite Primary Keg Brass Beer Regulator With Commercial Pressure Gauge (Dual Gauge 742HPN)

  • Use this regulator on any High Pressure Tank with a CGA-580 valve..
  • Nitrogen tanks have a female thread (CGA-580), these regulators have a male thread..
  • Double Gauge Regulators Measure PSI, as well as the Volume of Nitrogen in the Cylinder..
  • This regulator has a duck-bill check valve which prevents back flow of liquid into the regulator..
  • 1P1P, CGA580 Inlet, 5/16″ Barb Shutoff w/Duckbill Check, 60lb & 3000lb gauges.
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TAPRITE E-T742 CO2 Primary Beer Dual High Pressure Gauge New - CGA 320 Inlet 5/16' Barb Shutoff (Brass Body)

  • Commercial Dual Gauge Design with A 60 Psi and 2000 Psi Gauge Low Pressure Gauge..
  • Primary Keg Beer Regulator 5/16 barb Shutoff with Check Valve Ball Check Valve..
  • Gray Plastic Bonnet for Easy Pressure Adjustment..
  • Co2 Keg Brass Beer Double Gauge Regulator..
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VEVOR Hydraulic Directional Control Valve, 6 Spool Hydraulic Spool Valve, 11 GPM Hydraulic Loader Valve, 4500 PSI Directional Control Valve, Hydraulic Valves and Controls for Tractors Loaders Tanks

  • Hydraulic spool valve: Equipped with 6 spools and 1/2" BSPP type ring inlet/outlet ports. Maximum pressure of this hydraulic is 4500 PSI, and maximum flow can reach 11 GPM. The opening and disconnection of hydraulic oil are controlled by connecting the valve to the oil line..
  • Double acting cylinders: Hydraulic control valve used to operate double-acting cylinders. All standard spools are spring-returned and can be reset to the neutral position. There are springs at the bottom of the handles that make the joysticks easy to control..
  • Great inner valve: The check valve in the valve body ensures that the hydraulic oil does not return, and the overflow valve in the valve body can adjust the working pressure of the hydraulic system..
  • Compact structure: 6 spool hydraulic valve is made of aluminum and iron, and the solid structure can provide long-term service. The compact design allows it to install in narrow areas and maximizes its control capabilities..
  • Widely used: It is used in hydraulic systems in agriculture, horticulture, forestry, construction, and industry. The distributor is adapted to different types of machines: agricultural machines, tractors, sprayers, construction machines, loaders, excavators, sweepers, industrial machines, and for other applica....
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AQUANEAT Aquarium Air Pump, 150 gal Fish Tank Air Pump, Hydroponic Oxygen Aerator, with Airline Tubing, Air Stone, Air Bubbler, Check Valve

  • The air pump for aquariums up to 150 Gallons.
  • Adjustable Airflow: With a control knob, you can adjust the air pressure to produce enough bubbles keeping the water oxygenated.
  • Quiet Operation: 4 rubber feet help it to stay in place and remains quiet.
  • Dual-Outlet: Great to power multiple small sponge filters, air bubbler decorations, air discs or other air-driven ornaments.
  • Complete Fish Tank Air Pump Kit: 1x Air Pump, 1x 4ft Tubing, 1x 1” Air Stone, 1x Check Valve.
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