VELUX VS operable "Fresh Air" Skylights can be opened to create a chimney effect that draws air upward to improve air circulation and air quality within your home. Bringing natural light into a home through a skylight decreases the need for artificial light while maintaining privacy. Installing a skylight is one of the most impactful ways to enhance the brightness and beauty of a room. Qualifies for a 10-year "No Leak" installation warranty when installed with the appropriate VELUX deck mount skylight flashing (required, sold separately) on a roof pitch between 14° - 85° Features Clean, Quiet and Safe Low-E3 laminated glass with a Neat glass coating that keeps your skylight cleaner, reduces unwanted outside noise and comes with a 10-year hail warranty against glass breakage Consists of double paned argon gas filled low-E3 glass that provides excellent energy performance for year round comfort, plus the added safety of laminated glass, which building codes require for out of reach applications Since most VS skylight models are installed out-of-reach they include a hook for operating the skylight, but a ZZZ 201 crank handle is sold separately for in-reach applications ZCT 300 manual control rod for out-of-reach applications is sold separately and can operate multiple skylights Click below to view and purchase compatible VELUX flashing models ENERGY STAR Florida product approval FL13309.2 (VS skylights with 04 laminated glass, size M08 and smaller: SKG-PG105, approved for use outside HVHZ, not impact resistant, design pressure +400/-105) Texas Department of Insurance TDI SK03: VELUX VS skylights with non-impact resistant glass are compliant with wind load criteria in Chapter 3 of the IRC and Section 1609 of the IBC