Manufacturers

Airquest Heating & Cooling	AirStage by Fujitsu	AO Smith Water Heaters
Appion	Aprilaire	Arkema
Arzel Zoning	Bell & Gossett	Caleffi
Copeland Compressors	Daikin	Diversitech
Dunkirk	Ecobee	Elbi Expansion Tanks
Emerson Motors	Empire Space Heating & Fireplaces	Fernox Treatment Chemicals
Fujitsu	Generalaire	Goodman Manufacturing
Grundfos	GTP Chemical Feeders	Hart & Cooley
Heil Heating & Cooling	Honeywell	ICC Chimney
IMI Flow Design Balancing Valves	JB Industries	JCI -Johnson Controls
Little Giant Pumps	Miller for Manufactured Homes	Modine Unit Heaters
Navien	Nest	NuCalgon
Panasonic Fans	Parker	Patterson Pumps
Pelican	Purolater Air Filters	Renewaire
RGF Environmental	Robertshaw	Roth
Seal-Tite	Sondex Heat Exchangers	Taco
Tecumseh	Tetco	UEI
Viega	Viessmann Boilers	Webstone
White-Rodgers	Wilo Pumps	Z-Vent Commercial Venting

Johnstone Supply Muskegon Group is a wholesale only supplier to the HVAC, refrigeration and property maintenance industries.