Velux covering
Grooves made in the frame of the roof window receive
directly by fitting the plasterboard splayings
Rising
Cut the furring (ceiling frame) 10 cm back to make room for the upright plus BA 13
Secure BA 13 from the bottom of the ceiling, cut the plate as above on the side. Fix an upright on the field that protrudes in length from each side by 15 cm on the right and left crawling plates
Fit the BA 13 which protrudes by 5.6 cm, place the bottom of the skylight frame with the square
on BA 13, at the bottom then repeat the same thing at the top of the skylight. Use a pencil or cordex on the plate.
Well stuffed with glass wool between the window frame and the ceiling to avoid the thermal bridge. Fit the bottom plate, taking care to make it larger in width and length. Two small notches to make in the lower part
Do the same for the top plate, Cut the plate to the same width as the bottom one then fix the left plate against the lower and upper plates
Screw the plates at the bottom
After placing the four plates, cut with a handsaw what protrudes from the ceiling.
Always cut from the inside of the skylight.
please wait for a few moments
Make a recess on the ceiling for the window opening
