Cooling & Heating System

National Supply offers a complete line-up for all your Residential/Commercial/Industrial heating & cooling equipment needs. We stock natural gas/propane/electric/hydronic water source wood pellet from the following manufacturers:
  • JCi-York/Coleman/Guardian: Residential furnaces, split A/C systems, air handlers to commercial roof top systems
  • Benjamin Heating Products: Designs and manufacturers a comprehensive line of residential and light commercial heating products
  • Fujitsu: Ductless H.P. (A/C) system for residential, commercial & server room applications
  • Comfort-Aire: Thermal units & portable A/C units
  • ThermoPlus: Commercial & residential self contained water cooled A/C modular units.
  • Caddy (by PSG): Wood/pellet furnace /w electric backup option
  • Reznor: Make up air units to unit heaters
  • Cozy: Wall heaters and furnaces
  • Modine: Commercial/industrial hot water/steam fan coils
  • Riello: Residential/commercial boilers, heat only & combination units
  • NTI: Residential/commercial boilers, heat only & combination units
  • Thermal2000: Electric boilers
  • Heatlink: In-floor & potable water systems
  • Taco: Hydronic heating systems, pumps and accessories
  • A.O.Smith-John: Woods instantaneous hot water and hot water tanksu

Featured Product

Mini Caddy

Heating area500 – 1,500 Ft2
Size29 7/8″ W X 31 1/8″ D X 46 1/2″ H
Maximum log length20″
Average particulate emissions rate (1) (2)0.841 lb/mmBTU (0.362 g/MJ)