just a quick question on flat roofing
would it be normal to take old felt of first and then refelt or is it acceptable too felt over the top
just had it done by a tradesman and i was under the impression it would have been ripped up first
thanks
would it be normal to take old felt of first and then refelt or is it acceptable too felt over the top
just had it done by a tradesman and i was under the impression it would have been ripped up first
thanks