Acme, Amana, American, American Standard, Ameristar, Blue Star, Bosch, Bryan, Bryant, Coleman, Dayton, Emerson, Fraser Johnston, Friedrich, Frigidaire, Fujitsu, Fulton, Garn, Garrison, Gasmaster, Gefco, General Electric, GeoCool, GeoStar, Gibson, Goldstar, Goodman, Grant, Greenwood, Guardian, HS Tarm, Haier, Hallmark, Hamilton Engineering, Hamilton Home Products, Hardy, Hawken Energy, Heat Controller, Heat Master, Heatmor, Heatrae Sadia, Heil, Heiss, Hitachi, Islandaire, Janitrol, John Wood, Johnson Controls, Keeprite, Maytag, Mitsubishi, NY Thermal, Napoleon, New Yorker, Newmac, Nordyne, Noritz, Olsen, Oneida Royal, Osburn, Pacific Western, Panasonic, Pennco Inc., Philco, Pleasant Hearth, Polar Furnace, Polaris, Portage and Main, Potterton, Pro-Fab Industries, Quadra-Fire, Quietside, Raypak, Reliance, Rheem, Richmond, Rinnai, Ruud, Samsung, Sanyo, Sears, Seisco, Sharp, Shaver, Slant Fin, Smith Cast Iron Boilers, Spartan, State, Stiebel Eltron, Style Crest, Suburban, Summers Heat, Takagi, Tempstar, Thermo Pride, Whirlpool, York |