Specification Brand : CMI BulletPoint1 : ✔EASY INSTALLATION- Comes with 3/4 NPT threaded union for easy connection and also comes with FREE PTFE Seal tape for your convenience BulletPoint2 : ✔LEAD FREE HIGHLY DURABLE- Material is made of clean brass for low lead codes. Strong and durable it will last you a lifetime BulletPoint3 : ✔QUICK CONNECTION- 3/4 inch NPT threaded easily connect to PVC fittings and adapters BulletPoint4 : ✔SPRING-LOADED- Contains 2 independent In-Line Spring-Loaded Check Valves BulletPoint5 : ✔30-DAY MONEY BACK- If you are not 100% satisfied with the product just return the product. No questions asked. Your satisfaction is always our priority ExteriorFinish : Pvc,Brass ExternallyAssignedProductIdentifier1 : 0847877054756 ExternallyAssignedProductIdentifier2 : 847877054756 ItemDisplayDimensions_Length : 4.54 inches ItemName : CMI Inc 3/4 inch Dual Check Valve, 3/4" X 3/4" FNPT, Water Backflow Preventer, Spring-Loaded Brass Double Check Valve Assembly,for RV, Garden Hose, Outdoor Faucet,Boiler,Lead-Free Union ItemPackageQuantity : 1 ItemTypeKeyword : industrial-check-valves Manufacturer : CMI Inc Material : Brass NumberOfItems : 1 PartNumber : JY-284 ProductSiteLaunchDate : 2019-08-28T07:00:00.000Z Size : 3/4 inch UnitCount : 1 UnspscCode : 40141600 ValveType : Dual Check Valve