Our Brands & Product Lines
Quality Hydronic and Plumbing System Products from Industry Leading Manufacturers
RM Cotton Company has been a leading supplier of quality hydronic and plumbing systems and parts since 1956. Engineers, contractors, and business owners rely on our highly trained and experienced specialists for their extensive knowledge, efficient service, and continued dedication to customer care. Explore our vast selection of products from trusted and proven manufacturers and contact us for more information.
Gas-fired condensing boilers and water heaters, semi-instantaneous water-to-water and steam-to-water water heaters
Century Controls has developed superior systems that help boiler and air compressor owners save fuel, limit maintenance costs, while reducing greenhouse gas emissions.
Across the world, our sustainable smart technologies power industries and cities, secure a reliable food supply, and create healthier, more comfortable indoor climates.
The leading global provider of Process Equipment, Engineered Systems and Process Solutions for the fine chemical, chemical and pharmaceutical industries.
Diversified Heat Transfer
Diversified Heat Transfer (DHT) is a leading engineering and manufacturing company of heat exchange equipment and systems for the residential, commercial, and industrial markets.
Booster, circulator, end suction, immersible, in-line, multi-stage, sewage, split case, vertical turbine, and submersible well pumps
Hot water and steam boiler controls, domestic water tempering valves, pump controls, snow melt controls
Single and double wall AL29-4C stainless steel venting systems for Special Gas Vent (ANSI Category IV) condensing appliances
Kelvion Heat Exchangers
Plate heat exchangers: brazed, gasketed (“plate-and-frame”), and fully welded
Midwest Tank Company
Storage tanks, steel pump basins, replacement condensate receivers, and glycol fill tanks
Standard, custom, and vacuum condensate return and boiler feed pumps, deaerators, and replacement receivers
Siemens Combustion Controls
Linkageless Burner Management Systems for commercial and industrial burners
Taco Comfort Solutions
Centrifugal pumps, hydronic equipment, shell and tube heat exchangers, plate and frame heat exchangers, tank coils, and balancing valves
Thermal Solutions provides high efficiency condensing boilers, near condensing boilers and hot water heaters.
Wessels Tank Company
HVAC expansion tanks, heat exchangers, air and dirt elimination equipment, glycol feed systems, and buffer tanks