The fcm is watertight for pitches between 0 60 though raising the installation pitch to 10 may be preferred for the best aesthetic appearance.
Velux skylight minimum roof pitch.
Our windows are also a perfect fit for flat roofs 0 10 degrees.
Velux recommends fcm is installed with a slight pitch e g.
These new flat roof skylights are fitted in a pvc curb and topped with one of two covers.
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.
Fcm 2270 not recommended for landscape orientation.
Curvetech glass or polycarbonate dome.
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 only difference is that they can be used with roofs that have a pitch between 15 and 20 degrees.
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.
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.
Velux s minimum pitch roof windows are crafted with great care and attention to detail offering a level of customisation and versatility on the same level as their regular pitched windows while still being perfectly optimised for a lower pitched roof.
Custom made collar adapter not supplied is required to fit.
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.
A certified velux installer will be able to help you with the specifics for your project and you can find one near you here.
Read more measure quote.
3 5 to help prevent condensation build up and water ponding on the glass.
This is enough to ensure that water will drain off the surface of the glass and avoid pooling.