| ACforSale | | Sells air conditioners, dehumidifiers and electronic filters for home office, mobile homes, boats and marine |
| Air & Water, Inc. | | Provides air conditioners and purifiers as well as heaters, humidifiers, water purifiers, and accessories. Provides a return policy, health statement, and contact details. |
| Blossman Gas | | Markets outdoor cooking, fireplace products, as well as indoor and outdoor space heaters that use propane gas. Also sells propane gas services in the Southeast. Offers a cost saving calculator and a builders program. |
| CT Gasfitting Services Ltd. | | Sells natural gas and propane fireplaces, heaters, and stoves. Offers propane delivery service in British Columbia, Canada. |
| dti Corp. | | Specializing in tankless water heaters and accessories to include venting, remote controls and connectors. |
| Energy Automation Inc. | | Offers wireless, telephone controlled, programmable thermostats for furnaces, heat pumps, baseboard and radiant heating. |
| Fedders Corporation | | Sells air conditioners, air cleaners, humidifiers, and dehumidifiers as well as parts and filters. Offers a certified servicer locator and company overview. |
| Fine's Gas Appliances | | Retailer of gas grills, logs and fireplaces. Also sells tankless water heaters. Ships in continental USA. |
| Get Cozy | | Heating and air conditioning systems, and air cleaners and filters. Includes central, portable, and wall-mounted options. |
| Integrity Sheetmetal | | Sells whole-house air conditioners, gas furnaces, and Modine unit heaters. Ships within the continental US. |
| MK International | | Sells programmable and non-programmable thermostats to regulate indoor temperatures by telephone from a remote location. Provides specifications and installation instructions. |
| Solitaire Heating and Cooling | | Sells air filters, humidifiers, as well as parts and supplies for residential heating and cooling systems. Provides a privacy policy and order tracking. |
| Thermal Associates | | Heat Recovery Ventilation Installation - suggested installation methods for Venmar heat or energy recovery ventilators. |
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