For my roof top guys, Lennox RTU model L new Bluetooth controllers, Been messing with these new style controllers the past few months, they are limited right now, I like them but
Lennox Series Rooftop Units | Lennox Commercial
Keeping the folks warm with a Lennox L Series rooftop unit. — Barrie Mechanical, Heating, Ventilation and Air Conditioning, Commercial & Residential HVAC
Lennox Commercial Sets New Standard for Performance, Efficiency and Serviceability in Packaged Rooftop Units with New Products
Lennox Raider® Rooftop Unit
Rooftop Units Are Available in 15- and 20-ton UHE Models - retrofit