The 1609-90 is specifically optimized for two-circuit hook-ups and zoning configurations

this Modine furnace part features a specialized ceramic base and robust lead wires to withstand high-frequency thermal cycling in commercial or residential environments

the 013G-8070 adapter installs externally on the valve neck

With a 90-second runtime and a rapid 15-second fail-safe spring return duration

Does a weak spring cause low downstream pressure

Heil Quaker ICP 1070759 Gasket 323269-701 The 1609-90 is specifically optimizedThe Heil Quaker ICP 1070759 Gasket is a critical OEM replacement part designed specifically for sealing the furnace collector box to the heat exchanger cell panel. This high performance collector box gasket is engineered for a precise fit across a wide range of International Comfort Products (ICP) brands, including Heil, Tempstar, Comfortmaker, and Keeprite. Built to withstand the extreme thermal cycling and moisture found in high efficiency