Durable Construction: High-grade copper contacts resist pitting and oxidation

Direct Acting Design: Ensures reliable operation even in systems with low pressure differentials

The Armstrong Furnace 27X97 Heat Strip Kit is a critical OEM component designed for field installation in compatible air handlers and electric furnaces

25-inch internal diameter (ID)

The dual-mechanism design features a stainless steel float for continuous condensate drainage and a bellows-type thermostatic air vent for efficient non-condensable gas removal

Spartan Valves EP3.5 Replacement Cartridge 320788-703 Durable Construction: High-grade copper contactsMaintain peak hydronic performance with the Spartan Valves EP3. 5 Replacement Cartridge, a critical component for restoring the precision of your control valve body without the need for full valve replacement. As a veteran grade HVAC part, the EP3. 5 simplifies maintenance by allowing you to swap out the internal mechanism of Spartan V200 and V300 series zone valves. This Cv 3. 5 cartridge is engineered for 2 way and 3 way globe valves, featuring a