Heating & Air Conditioning

Heating & Air Conditioning

Old House Online’s directory of suppliers and manufacturers of fans, fireplaces, radiators, registers and grilles.

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Hi-Velocity Systems

Energy Efficient Central Heating, Cooling and Indoor Air Quality Systems for over 35 years. The Hi-Velocity Small Duct System fits where others cannot, removing 30% more moisture from the air than conventional systems, and eliminating hot and cold spots in the home or office.



Acorn Mfg.

Acorn is the finest and largest manufacturer and distributor of forged iron builders hardware in the United States. Acorn’s OverBoards division offers high-quality crafted classic upgrades for radiant baseboards.



Rheem

The only manufacturer of integrated heating, cooling and water heating solutions, including tankless, continuous hot water, an advanced hybrid water heater system, and residential pool and spa products.


Advanced Architectural Grilleworks

Custom designer & manufacturer of extensive line of linear bar & perforated grilles, decorative metal panels, architectural screens, HVAC grilles, radiator grilles, enclosures, registers, grilles for millwork inserts, laser cut metal panels, & the exclusive patented Plaster J-Bead® frame.



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