This Energy Star approved 10 inch diameter tubular skylight kit made by ODL for DISPAQ is appropriate for Canadian winter conditions. Fits a 3:12 to 12:12 pitch, and includes everything needed to bring the beauty of natural light into your home, with kit components to complete up to a 48 inch installation. The kit includes all tubular skylight components such as asphalt roof flashing, roof dome with sun gathering optics, one 20 inch long straight tube, and two adjustable angle tubes to maneuver around obstacles in the attic. Kit also includes a screwless mount ceiling trim ring that utilizes " flip tabs" to secure it to the ceiling, and a double insulated glass diffuser that eliminates any potential condensation issues. The kit also includes cutting templates, roof mastic, and a do it yourself installation video. This kit will light an area up to 300 square feet, is leakproof and easy to install in about 2 hours. The recommended maximum install length of this kit is 24 feet, utilizing the ODL 10 inch diameter extension tubes. Limited lifetime warranty. FREE DELIVERY, PRICE ON SKYLIGHTS IN STOCK.