Parts For Sale WATTS 4-2A645 WATTS 4-2A645 Request Quote Do not fill in this field Request for Quote First Name: * Last Name: * Email: * Confirm Email: * Company: Quantity: Message: Conditions:NewUsedRefurbishedNeeds RepairSecond Source (New)Second Source (Used) Part Details WATTS 4-2A645 Manufacturer WATTS Part Number 4-2A645 Description PRESSURE REGULATOR Status Available Approx. Qty 10 Pricing Submit RFQ to Get Prices Most Recent Supplier Data Condition Quantity Country New 10.0 US Other WATTS Parts HA-640 B35-02AHC 3910-700241 FILTER W-PISTON DRAIN AND BRAC, NEW OEM 296237 25AUB STD WATER PRESSURE REDUCING VALVE AND STRAINER, RANGE 25-75psi LF5300A VAlve 9N206-K531FC LF909 Backflow Preventer Rebuild Kit LF909 Backflow Preventer Rebuild Kit