Advanced Programming: Pre-programmed logic ensures correct ramp speeds and torque profiles for furnace and air handler blower wheels

maximizing component life

Field-Ready Construction: Integrated junction box facilitates secure electrical connections and protects leads from mechanical stress

Direct OEM Compatibility: Ensures a precise fit and seamless integration with existing Lennox rooftop unit wiring make-up boxes

the 70021517 features a 42Y frame and an open air-over (OAO) enclosure

Watts 0121429 Valve 322838-752 Advanced Programming: Pre-programmed logic ensuresThe Watts 0121429 (Model LFLL40XL) is a heavy duty, 3 4 inch temperature and pressure relief valve designed specifically for commercial hot water heaters and supply tanks. Engineered with an extended shank, this valve is the industry standard for installations involving high density insulation, eliminating the need for additional extension nipples. The lead free cast copper silicon alloy construction ensures compliance with rigorous NSF ANSI 61