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Have new innovating products that Duncan Supply Company needs to sell? Start the process below to become a vendor of Duncan Supply Company.

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Accumulator-Suction

Refrigeration Research, Parker, ALCO, Henry, Standard

Air Conditioning Equipment

American Standard, American Standard - Mitsubishi, Ameristar, Bard, Spacepak, Comfortaire, LG, Koldwave

Air Curtains

Case Parts, Refrigeration Hardware Supply

Air Doors

Mars

Air Handling Units - Chilled Water

Bohn, Russell, Multi-Aqua, Magicaire, First Company

Air Handling Units - DX

American Standard, American Standard Mitsubishi, Ameristar, Bohn, Russell, Magicaire, Multi-Aqua

Ball Valves

Mueller, Henry, Superior Valve, Emerson

Batteries

Eveready

Bearings

Browning

Belts

Browning

Blades - Saw

Lenox (American Saw)

Boilers

Laars, Trinity, Crown, Munchkin, Slant Fin, Utica

Brass Fittings

Mueller, J/B

Brazed Plate Heat Exchangers

Alfa-Laval, Flat Plate

Capacitors - Motors Start / Run

Mars

Caulk

3M, ESP

Chiller Barrels

Standard, Ketema, Dunham-Bush

Chiller Systems

Temprite, Drake, Ketema, Multi-Aqua, KR Products

Coil Cleaners

Nu-Calgon, Virginia, Vapco, Rectorseal

Compression Fittings - Brass

Mueller Brass, J/B

Condensers - Air Cooled

Copeland, Bristol, Grasso, Bitzer, Tecumseh, Embraco, Asbera

Compressors - Refrigeration, A/C

Bohn, Russell

Condensers - Water Cooled

Standard, Ketema, Packless, Flat Plate,Aalfa Laval

Condensing Units

American Standard, Ameristar, Copeland, Bohn, Russell, Bard, Tecumseh

Contactors - Definite Purpose

Honeywell, RBM, Copeland, Mars, Furnas, Emerson

Controls

Johnson, Honeywell, Ranco, White-Rodgers, ICM, Robertshaw, Kele, KMC, Newark, Siemens

Cooler Glass Doors

Anthony, Styleline, Gemtron

Cooling Towers

Amcot, Symtec, Marley (Parts)

Cooper Fitting & ACR Tubing

Mueller

Dampers - Fire, Ceiling, Controls

Main Line, Johnson Controls, Hart & Cooley, Honeywell, Arzel

Driers - Refrigeration, A/C

Sporlan, Alco, Parker, Supco, A-1 Components

Duct Heaters - Electric

Warren

Duct Heaters - Hydronic

Heatcraft, Rae, H2O Coil

Duct - Metal

Southwark

Duct Board

Johns Manville

Duct Liner

Johns Manville

Duct Tape

Nashua

Electrical Accessories

MA-Line

Evaporators - Refrigeration, A/C

American Standard, Bohn, Russell, Bard, Multi-Aqua, Aspen

Expansion Valves

Sporlan, Alco, Parker, Dan Foss

Fans & Exhaust Fans

Fantech, Chelsea, S&P

Fan Blades

Lau, Mars

Filters - Air

AAF, Trion, Aprilaire, Flanders, Glasfloss, American Standard

Filters - Electronic

American Standard, Trion, Sanuvox, Aprilaire, Honeywell

Filters - Water

Everpure, Nu-Calgon

Flashlights

Mag-Lite, Ma-Line, Supco, Terralux

Flex Duct

Hart & Cooley, ATCO

Fluid Coolers

Bohn, Russell

Gas Pipe - Flexible

Tracpipe

Gas Valves

Honeywell, Johnson Controls, Robertshaw, White-Rodgers

Geothermal Heat Pumps

Tetco, Comfortaire

Grills - Diffusers - Registers

Hart & Cooley, Airtec

Hangers - Pipe

Cain, Bassett, B-Line

Hardware - Refrigeration

Case Parts, Refrigeration Hardware Supply

Heat Pumps

American Standard, American Standard Mitsubishi, Ameristar, Bard, Koldwave, Comfortaire, EMI, Geo-Excel

Heat Recovery Ventilators

Aprilaire, Venmar, American Standard, Renewaire

Heat Tape

Raychem, Easyheat

Heating Equipment

American Standard, Ameristar, Bard, Comfortaire, Modine, Superior Radiant Products

Hoses - Refrigeration

J/B, Ritchie, Ranco, Johnson Controls

Humidifiers

American Standard, Aprilaire, Honeywell

Ice Machines/Systems

Scotsman

Indoor Air Quality

Air Scrubber by Aerus, American Standard, Aprilaire, Honeywell

Instruments, Meters - Electronic

Amprobe, Bacharach, Fluke, Fieldpiece, Universal, Cooper

Insulation - Pipe, Duct

Armacell, Nomac, K-Flex, Johns-Manville

Ladders

Louisville Ladder

Leak Detectors - Bubbles

Big Blue, Nu-Calgon,Vapco, A-1 Components

Leak Detectors - Electronic

CPS, TIF, JCI (Yokogawa), Ritchie, D-Tek, TPI, Fieldpiece

Line Sets - Refrigerant

Mueller, Linesets inc.

Make Up Air Units

Modine

Manifolds / Gauges

J/B, Robinair, Imperial, Weiss, Ritchie, Hilmor

Mini Split A/C Systems

American Standard Mitsubishi, EMI, Comfortaire, Multi-Aqua

Motors

Acme, GE, Marathon, Fasco, A.O. Smith, Emerson, Packard, Baldor, Wellington, Century, U.S. Motors

Oil Control Equipment - Refrigeration

Sporlan, Temprite, ACR, Alco

Oil Separators

Temprite, ACR, Alco, Henry

Oils - Compressor, Vacuum Pump

Nu-Calgon, Virginia, J/B, Robinair, Copeland

Pads - Condensing Unit

Diversitech

Pneumatic Controls

Johnson Controls, KME, Kele, Siemens

Pressure Controls

Johnson Controls, Ranco, Robertshaw

Pumps

Taco, Nu-Calgon, Bell & Gossett, Grundfos, Hartell, Little Giant

Radiant Floor Heating Systems

Infloor, Viega

Radiant Heaters

Superior Radiant Products, Combustion Research

Reach In Coolers - Freezers

Everest, True, Beverage Air, U-Line, Accucold, Summit Appliance

Refrigerant Control Devices

Sporlan, Parker, Alco, Dan Foss

Refrigerant Recovery Systems

Promax, Robinair, Redi-Controls, Ritchie, Appion

Refrigerant Recovery Tanks

Worthington, Manchester Tank

Refrigerants

Arkema-Forane, Chemours-Freon, Dynatemp, Honeywell-Genetron, Icor

Relays

Honeywell, RBM, Mars, Supco

Sheet Metal & Fittings

Southwark

Solder & Brazing Materials

J.W. Harris, Lucas Milhaupt, Turbotorch, Prest-O-Lite

Solenoid Valves - Refrigeration

Sporlan, Alco, Parker

Tanks - D.O.T. Refrigerant

Worthington

Temperature Controls

Honeywell, Johnson Controls, Robertshaw, White-Rodgers, Ranco

Thermometers

Cooper, Fluke, Taylor, TPI, Weiss

Thermostat Guards

Honeywell, Supco, Robertshaw

Thermostats

Johnson Controls, Honeywell, PSG, Ranco, Robertshaw, Supco, White-Rodgers, Aprilaire

Timers - Defrost, Time Delay

Paragon, Mars, ICM, Supco, Ranco, Uniline, Grasslin

Tools - Hand

Hilmor, Malco, Klein, Lenox

Torches

Prest-O-Lite, Turbotorch

Unit Heaters

Modine, King Electric

Vacuum Pumps

J/B, Appion, Ritchie, CPS

Vibration Eliminators

Anaconda, Packless

Walk In Coolers , Freezers

Louisville Cooler, Harford

Water Coolers

Ebco (Oasis), Elkay

Window Air Conditioning

Comfortaire, LG

Zone Control Systems

Robertshaw, Aprilaire, Honeywell, Arzel, Zone First, IO HVAC Controls

Since inception in 1936, Duncan Supply Company has taken pride in delivering the highest quality and best value to our customers.

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