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Ensure there is a small amount of vertical "play" (roughly 1/8") within the top fitting so the glass can expand as the boiler reaches operating temperature
making it a reliable drop-in replacement for maintenance and repair
Durable Construction: Features a rugged plated housing designed for surface-mounting in restricted spaces
avoid touching the element to prevent skin oils from creating hot spots that lead to premature stress and failure
preventing vacuum leaks that lead to intermittent furnace pressure switch lockout codes
Honeywell TH8320R1003 Thermostat R-410A Ensure there is a smallThe Honeywell TH8320R1003 VisionPRO 8000 is a premier 7 day programmable touchscreen thermostat designed for high performance HVAC systems. Built with RedLINK wireless technology, this unit offers flexible installation as a standalone controller or integrated with an Equipment Interface Module (EIM). When used standalone, it manages up to 3 Heat 2 Cool heat pump or 2 Heat 2 Cool conventional systems; with an EIM, capacity expands to 4 Heat 2 Cool.