they should be in line with your joists from outside,just above the path or patio level,you might need to take some render off to find them.I hope this helps you.
without seeing it,is there a problem with the roof, or condensation.can you lift the carpet and see if its coming up from the concrete slab.hope this helps.
no you cant block the holes with silicone they are for drainage,your door without holes has proberly got a cill on it and the holes are conceald.hope this helps.
when you replace a damaged slate a tingle,or slate tie as they are called now is nailed to the batton below the slate then bent over the new slate to hold it in place, there made of copper or lead.
2mm is not much movment, check the screws each side of the window are done up tight,otherwise drill holes each side using sds 6.5 drill bit and fix with 100mm gold tap con bits,hope this helps.[/code]
If you use a foam gun you can control the foam more easily or you could use a product called a cavity closure sometimes called dacatie a hard thin plastic that covers the cavity, hope this helps you.
Without seeing it, I can only advise that it's unlikely to be the guttering.
It does sound like the felt that needs replacing. You can get breathable felt or Eaves closure. £780 does sound alot, unless he uses scaffold etc. It can be done off a ladder.
hope this helps
regards
Tim
Hello
I would suggest Buytle flashband, this will help as a tempary meassure until theyv'e done your loft.
Where abouts are you (I'm in Somerset), I'm in the Trade and could probably help get you some?
kind regards
Tim
[quote="indywallace"]Hello, I wonder if you could kindly help me. Some of the slates in my roof seem to have holes which let the daylight through into the loft. I am going to have my loft insulated, but the company asked me to have those holes on the slates fixed before they come to do the...
