Canuck Door Systems supplies, installs and repairs commercial fire-rated doors, frames, windows and hardware in both metal and wood across the Greater Toronto Area. Its hollow metal range runs from 14-gauge to 20-gauge with fire resistance from 45 minutes to three hours, and its metal fire-rated windows are offered from 20 minutes to three hours. Fire-rated glazing is supplied as non-wired ceramic glass or impact-safe wired glass. The firm states that its fire-rated doors are tested to NFPA 80 and UL 10C and certified by Underwriters Laboratories and Warnock Hersey International, and it has traded since 1979.