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10 Best check valves in Canada
Best Choice01SharkBiteSharkBite Max 1/2 Inch Check Valve, Push to Connect Brass Plumbing Fitting, PEX Pipe, Copper, CPVC, PE-RT, HDPE, UR2008A
Free ShippingMain highlights- STRONG AND DURABLE: The reinforced stainless steel collar locks in the cartridge and provides additional strength for 50 percent reduction in insertion force
- NO PEX TUBE LINER: With no PEX pipe tube liner required, SharkBite Max plumbing fittings eliminate flow restriction when used on Copper/CPVC
- LEAD FREE: This spring-loaded check assembly valve is made of high-quality forged DZR brass with reinforced stainless steel that is lead free; all SharkBite pipe fittings meet the same standards for commercial and residential plumbing applications
- FAST AND EASY INSTALL: SharkBite Max push-to-connect brass push check valves are designed to prevent the reverse flow of water and make quick connections to a PEX, copper, CPVC, PE-RT and SDR-9 HDPE pipe in any combination. No need for soldering, glue, or additional tools; pipe connector can be installed in wet lines and is ideal for working in tight spaces
- CERTIFIED: Pushfit check valves are rated to 200 degrees F and 250 PSI with 2K maximum burst
9.9Exceptional
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- Curious about how we select the top products for you? Explore How It Works
- 02Wadoy
1-1/2" Silent Check Valve - CV150,Visual Sump Pump Check Valve with Buna-N Couplings & Steel Clamps - Spring Loaded Flapper for Backflow Prevention,Reduces Water Hammer Effect
15% Off Free ShippingMain highlights- Visible Valve Body: The upgraded check valve adopts a transparent valve body, which allows you to easily observe the working status of the sump pump and ensure that the pipeline is free from clogging.
- Quiet Operation: The sewage check valve adopts innovative spring-loaded flapper technology, and the inclined flapper effectively reduces the water hammer noise generated when the pump is running.
- Prevent Backflow: The sump pump check valve has a one-way flow function, specifically designed to extend the service life of the submersible pump. When the pump stops working, it prevents water from flowing back into the pump, causing the pump to dry spin and water hammer effect.
- Easy to Install: Easy to install with just a screwdriver. Detailed installation instructions are included in the package.
- Corrosion Resistance: The submersible sewage pump check valve comes with steel clamps and rubber connecting shafts to ensure a solid installation. The valve body is made of high quality ABS material with good corrosion resistance and sealing performance.
- Compatible: Designed for 1-1/2 inch PVC pipe, fits 5-1/8 inch clearance.
9.8Exceptional
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Value for Money03PumpSpyPumpSpy Silent Check Valve - 1-1/2" with Buna-N Couplings, Model CV-150, Spring-Loaded Flapper, Sump Pump Life Expectancy Increase, Includes Steel Clamps Fit 1-1/2″ Pipe
18% Off Free Shipping9.6Exceptional
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- 04Red Lion
Red Lion SCV114 1-1/4-Inch and/or 1-1/2-Inch ABS Vertical Sump Pump Check Valve, Black, 14942901
Free Shipping9.5Excellent
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- 05Eastman
EZ-FLO 20401LF Brass in-Line Check Valve
Free ShippingMain highlights- USE: This valve is used to prevent the backflow of fluids
- PRESSURE: This valve has a PSI of 200 and 5 PSI to open
- INSTALLATION: Installing this valve is easy for contractors or home owners
- CONSTRUCTION: This valve has a brass body with a stainless steel spring for long-lasting durability
- CONNECTION: This valve has a 1/2" IPS connection
9.2Excellent
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- 06EVIL ENERGY
Evil Energy 1/4" Fuel Check Valve One Way Inline Non Return Diesel Gasoline Black(6mm OD,2PCS)
Free ShippingMain highlights- Size: 1/4inch (6mm) OD check valve can be work with 1/4 inch ID fuel hose.
- Parameter: Min upstream pressure:0.2bar(3psi),working pressure range: 0.2-6bar (3-90psi),operating temperature range: -22℉ to 266℉.
- Medium: Applicable to water, petrol, diesel, gas, oil, air, and other fluids.(Methanol is not recommended)
- Material: Made of aluminum alloy check valve,304 stainless steel spring,NBR rubber gasket and O-ring.
- Application: The fuel line check valve is widely uesd in vacuum system,carburetors and low pressure fuel systems.
9.0Excellent
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- 07Pawfly
Pawfly 6 PCS Aquarium Check Valves for Common Air Pumps Red Plastic One-Way Non-Return Valves Pump Protectors for Standard 3/16 Inch Airline Tubing Fish Tank Accessories for Aeration Setup
Free ShippingMain highlights- Sturdy & Quiet: Made of reliable plastic which can be tightly connected to the hose without air leak. Durable to endure long-time use without making noise.
- Small & Light: Size: 2.1" L x 0.55" W; Diameter of air holes: 0.12"; Weight: 0.1 oz. Standard ID airline tubing: 3/16". Add little weight to your hose for smooth airflow.
- Ideal Pump Protectors: Prevent backflow of water through the tubing during a power outage or pump pause. Essential accessories for basic aeration setup in your fish tanks.
- For Oxygen Pumps Only: Great one-way check valve for most common aquarium air pumps. NOT suitable for CO2 or other high-pressure systems to avoid crack and leak.
- Easy Maintenance: Clean the valve regularly. Please poke it with a slim stick from the inlet side to push it open when it gets clogged inside and restricts air flow.
8.9Very Good
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- 08Feelers
Feelers 1/2" One Way Inline Check Valve Non-Return One-Way Air Water Gas Check Valve Ozone Resistance PVDF, Pack of 4
Free ShippingMain highlights- 【Wide Application】Widely used in water treatment, air purification, automotive parts, machinery industry, medical equipment, household appliances and other fields.
- 【Size】Diameter: 1/2"barb, can fit 1/2" hose ID; Total length: 43mm/1.69 inch
- 【Performance】Strong Resistance to acid, alkali, salt corrosion ability, can be used for different types of liquid.Normal performance under 25 ℃ to 60 ℃.
- 【Material】The one way check valves are made of PVDF, and the Diaphragm material is silicon rubber.
- 【Function】 These 1/2 Inch check valves are applicable for fluid systems to stop countercurrent liquids, or for pneumatic systems to prevent reverse flow of compressed air.
8.6Very Good
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- 09Eyech
Eyech 2 Pcs Fuel Non Return One Way Check Valve, 5/16" 8mm Aluminium Alloy Petrol Diesel Water Fuel Line Check Valve for Car/Motorcycle/Ship
Free ShippingMain highlights- One way check valve design for inhibiting backflow in a line, arrow marked on valve, showing fluid flow direction.
- Made of aluminum alloy material with stable characteristics and high reliability for long-term use.
- Ideal fuel check valve suitable for carburetor and low-pressure for fuel system of Peugeot cars, Renault cars, ships, helicopters, ships, motorcycles and other.
- According to the little arrow on the valve, connect the fuel line. The push-lock design of the connector stops the hose from sliding off and easy to connect.
- 2pcs 8mm/ 5/16 inch fuel one way check valve, opening pressure: 0.2 bar; Working pressure range: 0.2-6 bar; Operating temperature range: -30 ℃ - 130 ℃.
8.5Good
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- 10ALEGI
10 Pack 1/4 inch Plastic Check Valve, One Way Barb Hose Inline Non Return For Fuel, Oil, Water, Air (1/4 inch)
Free ShippingMain highlights- This check valve is simple in design and compact in size for easy installation, making maintenance easier and more efficient.
- This check valve effectively prevents flow back of liquid or gas in the line.
- Suitable for water, petrol, oil, and other fluids.
- Made of PVDF material, safe and non-toxic, can be used for a long time.
8.3Good
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