ZoneFirst MZA2 Zone Adder Els PW 29614 while the thermo-bonded coating on

while the thermo-bonded coating on the thermostat probe resists mineral accumulation and corrosion

OEM Durability: Engineered by Lennox specifically for their modular units

this drain pan assembly resists cracking and warping under extreme thermal cycling

As a veteran-preferred HVAC service adapter kit

high-impact plastic that withstands professional use while keeping the thermostat display visible

ZoneFirst MZA2 Zone Adder Els PW 29614 while the thermo-bonded coating onThe ZoneFirst MZA2 is a critical expansion component designed specifically for the MZS4 Zone Control Panel, allowing for the seamless integration of two additional HVAC zones. Operating on 24VAC, this zone adder utilizes plug and play connectivity to bridge additional dampers and thermostats into the existing master control logic. For contractors managing larger residential or light commercial zoning projects, the MZA2 eliminates the need for