We are in the process of buying new uPVC windows that are of a better quality and are all the same style that's in now.
Unfortunately whoever put ours in last had cowboys doing it and has made a right mess with the bay window. So much so it has sagged within 5 years)
I believe the window sits on the window board whi
When replacing the bay 've asked the window fitter to replace the steel supports with thicker wooden supports.
My question is, would it be alright fixing insulation board (kingspan/celotex) directly to the underside of the window board and box it in or would I need to batten the insulation off the board to create a gap?
I'm also unsure what thickness I would need for it to be effective. Anything is obviously better than we have now (which is non)
To add, we will be having a pitched mono roof put over the bay and porch which should direct any rain onto guttering.
Unfortunately whoever put ours in last had cowboys doing it and has made a right mess with the bay window. So much so it has sagged within 5 years)
I believe the window sits on the window board whi
When replacing the bay 've asked the window fitter to replace the steel supports with thicker wooden supports.
My question is, would it be alright fixing insulation board (kingspan/celotex) directly to the underside of the window board and box it in or would I need to batten the insulation off the board to create a gap?
I'm also unsure what thickness I would need for it to be effective. Anything is obviously better than we have now (which is non)
To add, we will be having a pitched mono roof put over the bay and porch which should direct any rain onto guttering.