AP Armaflex Insulation Available in Code Compliant 1-1/2" and 2" Thicknesses.
AP Armaflex FS is fully code compliant: It meets 25/50 flame spread and smoke generation ratings in 1-1/2" and 2" thicknesses.    More>>


MARS Acquires Heat Controller, Inc.
Two Respected Companies Unite to Become The Most Comprehensive Industry Supplier of HVAC/R Parts and Equipment.     More>>











Williston-Allen Associates, Inc. proudly serves the Heating, Ventilating, Air Conditioning, Refrigeration, Indoor Air Quality, and Mechanical Industries. Established in 1985, the company specializes in maximizing market penetration for their manufacturer partners. Williston-Allen Associates, Inc. represents some of the most well respected names in the HVAC/R industry.

The firm sells its products and services through Wholesale Distributors and Original Equipment Manufacturers to installation & service contractors throughout the six New England states, and upper New York State.     More>>


Accord Ventilation Products
Leading producer of grilles, registers, and diffusers focusing on providing a superior product at competitive pricing levels.  



The era of smart refrigerant evacuation begins here with the combination of inverter, vacuum measurement and smart control in one unit.



BluFlame Combustion Analyzer
TThe BluFlame Combustion Analyzer is a powerful Bluetooth, touch screen, diagnostic flue gas analyzer for residential and commercial heating installations and maintenance.


Robertshaw Controls has added Braeburn thermostats to their product offering.

Affordable Smart Wi-Fi Solution Universal 7 Day, 5-2 Day or Non-Programmable with 5” LCD display, soft-touch buttons and our patented SpeedBar® technology. Allows you to provide a cost effective Smart Wi-Fi solution for any residential or commercial application. 
MA Approval and NSF 61 Testing
AQUECOIL™ HHU units may be installed with boilers OR water heaters in the state of Massachusetts. 

MARS Azure MotorsThe Azure Digi-Motor from MARS is a high
efficiency variable speed direct drive blower motor for a multitude of applications including heat pumps, air handlers, and fossil fuel equipment. More>>

MultiAqua MHCFC4W Cassette Water Fan Coil.

  • 12,000 - 36,000 BTUH
  • Ductless Ceiling Mounted
  • Attractive Seamless Appliance Design
  • Cleanable Air Filter Provided
  • Wired to Accept 3-Speed 24V Thermostat



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