Muti-zone boiler w/hot water storage, infloor radiant heat, and heat pumps w/hydronic coils. File size- 17.7k. Consists of a Burnham Gas-fired boiler, Rheem Heat pump, and two Energy Kinetics Storage tanks

Same equipment, side view. File size- 16.3k.

Typical heat pump w/hydronic coil and central humidifier, using fiberglass ductwork. File size-12k. Shown: Rheem equipment with General-Aire Model 81 humidifier