ZD8X28TZ/U Top Seller independent of any outside power

independent of any outside power source

F300 optimizes efficiency with airflow capturing up to 98% of particles that pass through it

The PRO programmable family of thermostats provides basic and simple programming with specific models for conventional and heat pump systems

For V110 valves

damage and unauthorized adjustment of thermostat settings

ZD8X28TZ/U Top Seller independent of any outside powerThis easy to wire damper includes a 24 volt motor used to control circulating air in HVAC systems. The ZD is a power close and spring open damper used when a normally open damper is required. It's typically used with TrueZONE and other electronic zoning systems.