Best Sanitary Check Valves

Pawfly 4 PCS Air Stone Bar 4 Inch Bubble Release Mineral Blue Airstones for Fish Tank Aquarium Pump

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.

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Pawfly 25 Feet Black Airline Tubing Standard Aquarium Air Pump Accessories Set with Suction Cups Connectors and Check Valves

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..

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DAN SPEED S316 Stainless Steel Vertical Check Valve,Spring Loaded In-line Low Cracking Pressure 2 inch

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.

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Evike All Purpose Silicone Lubricant Oil Spray for Airsoft Firearm - 50ml Small Hand Sized Can - 44040

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....

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Pawfly 13 Feet Airline Tubing Standard Aquarium Air Pump Accessories with Air Stones, Check Valves, Suction Cups and Connectors

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..

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Filtrete Whole House Quick Change Replacement Filter for 4WH-Q Series 12 Month Filter Reduces 3 Micron Sediment and Chlorine Taste & Odor Reduction 4WH-QCTO-F01 2-Pack

DESIGNED FOR the 3M Water Filtration System for Commercial Ice Maker Machines ICE120-S.
GREAT TASTING ICE: Provides consistent quality water for commercial ice machines by reducing sediment and chlorine taste and odor, cysts and scale at....
RECIPE QUALITY WATER for restaurants, cafés, quick service restaurants, coffee shops, convenience store, and other Foodservice outlets.
LESS DOWNTIME AND FEWER SERVICE CALLS with built-in scale inhibitor, which helps prevent corrosion and helps to extend the life of pumps, valves,....
NO CONTACT WITH FILTER MEDIA: Sanitary Quick Change (SQC) design allows for fast and easy cartridge change-outs that are sanitary by design -....

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Pawfly 2-Way Aquarium Air Flow Control Lever Valve Distributor Splitter Accessories Set with 1 Check Valve, T & Straight Connector and 4 Suction Cups for Fish Tank

All in One Package: No Worry About Mismatching - Complete air pump accessories of air stones, connectors, suction cups and check valves for basic aquarium aeration setup..
2 Air Stone Discs: 1.5" D x 0.7" T. Small size to be easily driven by even nano air pumps. Produce lots of medium bubbles to aerate your tanks and enliven the aquatics..
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 Suction Cups: Soft clear plastic holders fit standard 3/16" ID hoses and can stick tightly to the smooth fish tank. Each sucker comes with one clip for adjusting tubing..
2 Check Valves: Made of durable clear plastic, the air check valves can protect your air pumps by preventing aquarium water from back siphoning during a power outage..

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3M Water Filtration Products Replacement Cartridge for Commercial Ice Maker Machines HF25-S for High Flow Series ICE125-S, Reduces Sediment, Chlorine Taste and Odor, Inhibits Scale- pack of 6

DESIGNED FOR the 3M Water Filtration System for Commercial Ice Maker Machines ICE125-S.
GREAT TASTING ICE: Provides consistent quality water for commercial ice machines by reducing chlorine taste and odor, and scale at flow rates up to 1.5 gpm.
RECIPE QUALITY WATER for restaurants, cafés, quick service restaurants, coffee shops, convenience stores, and other foodservice outlets.
LESS DOWNTIME AND FEWER SERVICE CALLS with built-in scale inhibitor which helps to extend the life of pumps, valves, seals and more with less scale build-up.
NO CONTACT WITH FILTER MEDIA: Sanitary Quick Change (SQC) design allows for fast and easy cartridge change-outs that are sanitary by design - requiring no contact with the filter media.
NO NEED TO SHUT OFF WATER: Valve-in-head design shuts off and vents water, allowing for simple and trouble-free cartridge change-outs. No need to shut off upstream feed water when used in ICE-125-S System.
NSF STANDARD 42 CERTIFIED: This system has been tested and certified by NSF International against NSF/ANSI Standard 42 and CSA B483.1 for the reduction of Chlorine Taste and Odor.
Sanitary Quick Change (SQC) encapsulated cartridge design.

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Lisle 22920 8 mm Low Profile Jiffy-Tite Disconnect Tool

Disconnects quick connect push-in connectors found on heavy-duty truck air systems and more.
Smallest size also works on automatic adjusting air suspension systems for automobiles.
Disconnects air systems on brakes, suspension, steering, engine, transmission and other auxiliary equipment.
Also disconnects other quick connect push-in fittings, including: flow control valves, check valves, shuttle valves, quick exhaust valves and other function control fittings in compressed air systems.
Each tool is double-ended to disconnect air lines even in hard-to-reach areas, angled end allows maximum leverage, smaller end fits in tight spots.
Set comes with five popular sizes: 1/8"-5/32.

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