Offers broad ICP compatibility across multiple brands including Heil

Thermal Resilience: Constructed with high-grade alloys and ceramic to resist oxidation and crack-failure under high heat

which dictates the pressure relief setting

How do I identify if I need the 311749-00605 or the high-temperature version

As a primary HVAC blower control switch

Armstrong International D25932 Radiator Trap Refrigerant Offers broad ICP compatibility acrossThe Armstrong International D25932, also identified as the TS 3 1 2 ANGLE, is a heavy duty 1 2" angle pattern radiator trap engineered for reliable condensate drainage in low to medium pressure steam heating systems. Featuring a rugged bronze body, this thermostatic trap utilizes a balanced pressure bellows element that responds precisely to temperature changes, ensuring immediate air and non condensable gas venting while preventing live steam loss.