maintaining a leak-proof seal on critical boiler water feeders is non-negotiable

A failed timer typically results in a burner that either fails to ignite or exhibits rapid cycling

Engineered with a ring base for versatile mounting

this 35mm shielded ball bearing delivers a 25

Field Controls 46207201 Control maintaining a leak-proof seal onThe Field Controls 46207201 (Model 5"RC) is a heavy duty barometric draft control engineered for residential and light commercial oil or coal heating systems. As a precision balanced draft regulator, it maintains consistent static pressure within the venting system by automatically adjusting for changes in stack temperature and atmospheric conditions. This unit is designed for a 5 inch diameter flue and features a high sensitivity gate calibrated for