Thanks for your reply. I'm able to recreate the problem by applying a good flow of water from a watering can so that it runs over the edge of the tiles (Redland Cambrian imitation Welsh slate) and onto the verge. After a few minutes drips appear from the box. I can't rule out that water is...
Hi,
I've recently had my facia and soffit boarding replaced with UPVC. As part of the job the mortar verges were replaced with new mortar that had a waterproofing agent added to the mix. I've noticed that on one of the roof sections rain water seems to be penetrating the verge and the water...
I'm having UPVC replacement faciaa and soffits fitted. Unfortunately on stripping off the old boards extensive rot has been discovered in the gable ladder, ie in the 4" x2" outer part.
The contractors are splicing in new treated wood but as I have Redland Cambrian slates that are nailed and...