VELUX Egress Top Hinged Roof Window Rough Opening:31.25 in. x 55.5 in. Blue Board's closed cell structure

Blue Board's closed cell structure and lack of voids resist moisture penetration thus increasing its thermal efficiency and protecting underlying materials from water damage

Lifeline Material: UHMWPE and Polyester

Mesh lining wick moisture to keep you cool and dry

High-quality steel construction for durability and reliability

No-tangle design

VELUX Egress Top Hinged Roof Window Rough Opening:31.25 in. x 55.5 in. Blue Board's closed cell structureThe Top Hinged roof window features an innovative top control bar and convenient bottom handle for operation. It opens outward up to 45 for a spectacular view and a feeling of space. The top control bar allows for installation to be lower than an equivalent bottom operated window, making it an ideal product in applications with low ceilings. Key Features: Suitable for 15 to 55 roof pitch Frame, sash, and ventilation flap are made of lamented pinewood.