Fakros premium, European designed and manufactured, solid wood trim Deck Mounted Roof Access Window is a great way to brighten up almost any room in your home, while at the same time providing access to your roof for repairs and egress. For additional peace of mind, it is a certified fire exit roof window. Retractable insect screen is optional.The FWU is available in right opening FWU-R or left opening FWU-L, allowing you to select the opening that suits your needs.Enjoy the natural beauty and performance of premium quality solid narrow grain pine frame, pressure treated, and double-coated with an ecological acrylic lacquer in a natural finish. This deck mounted roof window features bracket-free, one-person installation that is suitable for roof pitches between 15 to 55 degrees. A perimeter seal lines the sturdy wooden frame providing a "warmer" roof boarding-window frame joint.