“4″ Air Blow Check Valve with 1/2″ NPT Cap” has been added to your cart. Continue shopping Remove item Thumbnail image Product Price Quantity Subtotal × 1.5" YBALL SEAT ONLY KIT 1 kit = 1 gasket + 1 seat $19.45 1.5" YBALL SEAT ONLY KIT 1 kit = 1 gasket + 1 seat quantity $19.45 × 3" FKM SEAL KIT FOR YBALL Check Valve 1 kit = 1 gasket + 1 seat $124.16 3" FKM SEAL KIT FOR YBALL Check Valve 1 kit = 1 gasket + 1 seat quantity $124.16 × 2" Y Ball Check Valve Dixon Repair Kit $95.20 2" Y Ball Check Valve Dixon Repair Kit quantity $95.20 × 4" Air Blow Check Valve with 1/2" NPT Cap $315.40 4" Air Blow Check Valve with 1/2" NPT Cap quantity $315.40 Update cart Cart totals Subtotal $554.21 Shipment Enter your address to view shipping options. Calculate shipping Country / region Select a country / region… United States (US) State / County Select an option… AlabamaAlaskaArizonaArkansasCaliforniaColoradoConnecticutDelawareDistrict of ColumbiaFloridaGeorgiaHawaiiIdahoIllinoisIndianaIowaKansasKentuckyLouisianaMaineMarylandMassachusettsMichiganMinnesotaMississippiMissouriMontanaNebraskaNevadaNew HampshireNew JerseyNew MexicoNew YorkNorth CarolinaNorth DakotaOhioOklahomaOregonPennsylvaniaRhode IslandSouth CarolinaSouth DakotaTennesseeTexasUtahVermontVirginiaWashingtonWest VirginiaWisconsinWyomingArmed Forces (AA)Armed Forces (AE)Armed Forces (AP) City: Postcode / ZIP: Update US-MA Tax $34.64 Total $588.85 Proceed to checkout