I'll let you know what I find out once I have talked to some fitters and builders. I'm really hoping I don't have to insert full length rafters.
By chalet bungalow, I mean a house which has a low roof. It's still two floors but the rooms upstairs have sloped ceilings. I want to put roof windows...
Thanks Shagster. Was BC involved at all? The technical advice I have received: "Without knowing the roof design. I would suggest the full length of the rafters are doubled up, and fixed at 600mm. Assuming the smaller windows fit between the existing rafter this should be acceptable, however...
Just found this old post. Really useful for me as I am planning to do the same thing. I am curious though: my local building control require that I install full length rafters from ridge to hip if I cut any. Was it different for you?