Mars Supply is a complete source for heating, ventilation and air conditioning supplies, equipment and accessories. From heating and air conditioning units to all of the ducting, parts and pieces to do the job from start to finish.

We pride ourselves in saying that we represent and stock high quality manufacturers and their products, and provide value to our customer.

	Forced air gas and oil furnaces, central air residential split systems, room A/C units 5-35,000 BTU, commercial rooftop cooling and heating units, air and water-cooled commercial room units, air handlers and mini-splits.
	Gas, oil and electric residential and modular commercial hydronic and steam boilers, residential and commercial baseboard and cast-iron baseboard, PEX tubing and accessories.
	Domestically manufactured mini-split A/C and heat-pump units up to four zones.
	Vented and vent-free gas logs, vented wall and room heaters, cast-iron vented and vent-free gas stoves, patio heaters, unit heaters.
	Gas- and oil-fired unit heaters, multi-fuel furnaces, accessories.
	Gas console and direct vent heaters, floor furnaces, vent less heaters.
	Prefabricated sheet metal duct; rectangular, round and oval warm air; and flue pipe and fittings.
	Prefabricated Class B gas vent, prefabricated Class A stainless steel all-fuel (coal, oil, wood) chimneys and fittings, residential and commercial registers, grilles and diffusers.
	Insulated and uninsulated flexible duct, 4" - 20".
	Thermostats, temperature controls, relays, aqua stats, primary controls, thermocouples, pilot assemblies, gas valves.
	Ignition controls, fan switches, limit controls, gas valves, primary controls, safety pilots.
	Fan and limit controls, pilot-reignitors, thermal cutouts.
	Duct pipe and fittings.
	Hydronic circulating pumps, replacement parts for Bell & Gossett.
	Hydronic specialties and expansion tanks.
	Hydronic specialties and expansion tanks.
	Steam and hydronic automatic air bleeders.
	Manifold gauges, refrigeration tools, tubing benders.
	Tubing tools, sheet metal tools and snips.
	Hydronic Treatment Chemicals, fuel oil treatment chemicals, steam treatment chemicals, soot destroying treatments, hydronic leak sealants.
	Pipe joint compounds, hand wipes, plastic pipe cements, fuel oil absorber, fuel oil odor absorber, electrical contact cleaner, condenser coil cleaner.