The SL-16 humidifier is considered a high performance, low-price model by its manufacturer. It fits duct as narrow as 8.5 inches and evaporates 19.2 gallons of water per day. The unit measures 12-inches wide by 16.5-inches high. It uses the 990-13 evaporator pad for high evaporative output and minimum scale accumulation. A humidistat is supplied for mounting in the duct.

GeneralAire, P.O. Box 8025, Novi, MI 48376; (248) 476-5100; fax (248) 349-2366.