Product Review
This Honeywell IAQ Equipment Interface Module is used to control up to 4 stages of heat and 2 stages of cool in a heat pump system and up to 3 stages of heat and 2 stages of cool in a conventional system.
This Honeywell IAQ Equipment Interface Module is used to control up to 4 stages of heat and 2 stages of cool in a heat pump system and up to 3 stages of heat and 2 stages of cool in a conventional system.