Specification Brand : Joywayus BulletPoint : Fittings / Valves / Diaphragm Valves BulletPoint1 : 【Size】One Way Air Check Valve G 1/4" Female Threaded Full Port Check Valve 2Pcs. BulletPoint2 : 【Material】Made of high quality copper, corrosion resistance, high temperature ductility and low magnetic permeability. It's high strength, resistant to high temperatures, very durable. BulletPoint3 : 【Usage】This air check valve is used to prevent the backflow of fluids. May be used vertically or horizontally. This valve can make the medium (air, water, oil) flow in one direction. Fluid enters from one port, flows out from the other port, and closes when the flow reverses, preventing fluid from flowing back. BulletPoint4 : 【Excellent Threads】Accuracy G1/4" female thread, easy to connect without slipping. This is hex female thread air check valve which is easy to install and remove. Good Airtightness, Not Easy to Rust. BulletPoint5 : 【Note】When purchasing and installing, pay attention to the flow of liquid. If the installation is reversed, water will not come out. Color : Silver Department : unisex-adult ExteriorFinish : Copper ExternallyAssignedProductIdentifier : 9305504267463 IncludedComponents : NO ItemName : Joywayus Air Check Valve G1/4" Female Threaded Full Ports One Way Silver Water Brass Non Return Check Valve (Pack of 2) ItemPackageDimensions_Height : 4.7 centimeters ItemPackageDimensions_Length : 1.7 centimeters ItemPackageDimensions_Width : 4.6 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : industrial-check-valves Manufacturer : Joywayus Material : Stainless Steel Material1 : Copper Material2 : Brass MaximumOperatingPressure : 150 pounds_per_square_inch ModelName : 6ZM-FER-70041 ModelNumber : 6ZM-FER-70041 NumberOfItems : 2 NumberOfPorts : 2 PartNumber : 6ZM-FER-70041 ProductDescription : Fittings / Valves / Diaphragm Valves Specification 2W Normally Closed Solenoid Valve With TimerType:Normally closed Pipe Size: 3/8", 1/2", 3/4", 1", 1-1/4", 1-1/2", 2" Medium: gas, water, air, oil. Voltage: 110V, 220V, 24V Working Pressure:0-10bar Body Material: Brass Seal:NBR(-5-80 degree centigrade ) EPDM(-5-120 degree centigrade) VITON(-5-150 degree centigrade ) ProductDescription1 : Specifications: - Size: G1/4" Female Full Ports One Way Air Check Valve. - Material: Copper - Color: Silver Tone - Pressure Resistance: 150PSI / 1MPa - Operating Temperature Range: -20-60°C. - Size: 39mm x 17mm / 1.54" x 0.67"(H*D) - Package Contents: 2Pcs x Air Check Valve ProductDescription2 : Note: - When installing, keep the fluid direction in line with the arrow on the product. ProductDescription3 : Do you have the following troubles? The toilet water flows back into the water pipe, causing the situation that the kitchen faucet bleeds blue water. The hot water inside the electric water heater backflows, causing its dry burning or even explosion. Solar hot water flows back to the water tower, resulting in wasted hot water energy. You need a check valve to prevent water backflow. Only allow water flow in one direction. ProductSiteLaunchDate : 2022-08-16T05:57:03.715Z Size : 2PCS SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 2 UnspscCode : 40141600 ValveType : air check valve