and R407C for versatile inventory management

The Raypak 007834F Gasket Kit is a critical maintenance component designed specifically for heat exchanger headers in high-output hydronic and pool heating systems

This technical component is critical for multi-stage valve sequencing and applications requiring tight pneumatic control

Standard 750mv output compatible with most major brand millivolt gas valves and thermostatic controls

This kit is specifically engineered for Amana and Goodman equipment

McDonnell & Miller 347900 Assembly and Gaskets Freon and R407C for versatile inventoryThe McDonnell & Miller 347900, also identified by model number SA150 106R, is a critical bellows assembly and gasket replacement engineered for Series 150 and 157 low water cut off (LWCO) and pump controllers. For technicians servicing steam boilers, this assembly is the primary pressure sensing component that translates water level changes into mechanical action for the switch head. Constructed with a corrosion resistant Monel bellows, the unit is