Key Benefits Direct OEM Replacement: Engineered specifically for Carrier 318858-752 specifications to ensure a seamless fit into 40-inch furnace cabinets

Rugged Construction: Steel enclosure with knockouts simplifies conduit banking and protects internal components from debris

leak-free interface for standard differential pressure gauge hoses

Engineered with an actuation set point of

Heavy-Gauge Construction: Built to withstand thermal expansion and contraction cycles without premature stress rigging

Watts 0385496 Tester R-410A Key Benefits Direct OEM Replacement:Professional field testing of backflow prevention assemblies requires precision equipment that holds up to the rigors of the job site. The Watts 0385496 TK 9A Backflow Preventer Test Kit is the industry standard for verifying the performance of Reduced Pressure Zone (RPZ) assemblies, Double Check Valve Assemblies (DCVA), and Pressure Vacuum Breakers (PVB). Engineered for backflow testing compliance with ASSE 5000 and USC standards, this analog