Velux Skylight Minimum Roof Pitch

Custom made collar adapter not supplied is required to fit.

Velux skylight minimum roof pitch.

With a velux flat roof skylight designed to meet the growing demand for skylights in homes with flat or low pitch roofs you can transform and improve virtually any space with daylight. Curb mounted skylights can be installed flat at 0 degrees. The only difference is that they can be used with roofs that have a pitch between 15 and 20 degrees. Velux skylights can be installed for roof pitches between 15 and 55 or up to 65 to 90 with the use of special screens depending on the type of roof window.

Our windows are also a perfect fit for flat roofs 0 10 degrees. The fcm is watertight for pitches between 0 60 though raising the installation pitch to 10 may be preferred for the best aesthetic appearance. For deck mounted skylights a minimum roof pitch of 3 12 or 14 degrees is required. Exterior of aluminium in grey friars colour.

Tgf and tmf are designed for roof pitches 14 60 degrees 3 12 20 12 and for asphalt shingles and wooden shingles up to 5 16 8 mm thick. This is enough to ensure that water will drain off the surface of the glass and avoid pooling. 3 5 to help prevent condensation build up and water ponding on the glass. A certified velux installer will be able to help you with the specifics for your project and you can find one near you here.

These new flat roof skylights are fitted in a pvc curb and topped with one of two covers. Read more measure quote. Curvetech glass or polycarbonate dome. Toughened argon fill double glazing with low e3 coating.

The tile kits ztg and ztm available separately expand the use of tgf and tmf to include profiled roofing materials tiles with maximum 1 45 mm profile height. Every velux skylight and roof window features a data plate mounted on the frame that will help you in the event that you need to access specialized information. The recommended pitch for skylight installation on a flat roof for many skylight applications on flat roofs there should be a minimum pitch or fall of 0 6 in 12.