- Lochinvar
- Navien
- Triangle Tube
- Utica Boilers
- Weil McLain
- Lochinvar
- Navien
- Slant/Fin
- Triangle Tube
- Calefactio
- JJM Boiler Works
- Liberty
- Skidmore
- Minisplits
- PTACS's
- EMI
- HVAC Accessories
- Bock Water Heaters
- LAARS Heating System Co.
- Lochinvar
- SuperStor
- Turbomax
- Triangle Tube
- Lochinvar
- Rheem
- SuperStor
- Armstrong
- Bell & Gossett
- Grundfos
- Taco
- Amtrol
- Argo Technology, Inc.
- Bell & Gossett
- Cimberio Valves
- Danfoss
- Field Controls
- Gorton
- Hoffman Specialty
- Honeywell
- Hydrolevel Co.
- Leonard
- Lochinvar
- McDonnell & Miller
- Spriovent
- Taco
- Tekmar Control Systems
- Tjernlund Products
- Ventrite
- Watts
- Webstone Valve Innovation
- Zilmet
- Beacon/Morris
- Governale
- Myson
- Turbonics, Inc.
- Beacon/Morris
- Governale
- Haydon
- Myson
- Runtal Radiators
- Lochinvar
- Rheem
- SuperStor Unit Heater
- Duravent
- FasNSeal
- Field Controls
- HeatFab
- Lochinvar
- ABS Pipe & Fittings (up to 6")
- Black Cast Iron & Black Malleable Iron Fittings
- Blue Domestic / Yellow Gas Pipe
- Copper Tubing & Fittings (up to 6")
- CPVC Flowguard Pipe & Fittings (1/2"-2")
- CPVC SCH 80 Pipe & FittingsĀ
- NH & SV Cast Iron Soil Pipe (up to 15")
- OmegaFlex/TracPipe
- PVC 40 & 80 Pipe, Fittings & Valves
- Steel Pipe (up to 8", sch 40, sch 10)
- Viega MegaPress (up to 2")
- Propress(up to 4")
- Charlotte
- Orion Acid Waste Pipe & Fittings
- Town & Country Acid Neutralization
- Zurn Acid Waste Pipe & Fittings
- Pex Type A and B
- Uponor/Wirsbo
- Watts
- Cash Acme
- Dresser (couplings & repair clamps)
- Sharkbite
- Wal-Rich Co.