Does Undercloak go on top of felt?
the undercloak always always sits ontop on the felt which sits ontop of the joists and not on a bed of cement. unless you're bedding the cloaking on a wall eg.
What is Undercloaking?
The undercloak is a cement board which may contain asbestos. The cement pointing is cracked and porous. You should carry out repairs soon. If you delay, the risk of timber decay and slipped tiles will increase." udaman.
What is a wet verge?
If you have a gable end roof and live in an older house, the chances are that you probably have what is known as 'wet verge' roofing. The 'verge' usually refers to the outer ends of your roof above the gable end commonly an apex. ... Roofs rendered with sand/cement mortar for these purposes are what we call 'wet verges'.
How does a dry verge system work?
Dry verge systems, or dry-fixing, is a roofing system that involves caps or verges that interlock, clipping over the edge of the roof tiles, protecting the tiles, keeping them secured and preventing water and pests from entering the roof space.
What is a dry roof?
The dry ridge system simply involves fixing ridge and hip tiles to a roof without sand or cement mortar, but instead with screws and clamps, which fix each ridge tile to the roof, with waterproof unions beneath the screws to divert water away from the join.
What is a hip iron used for?
Hip Irons are a retaining bracket with decorative scroll design, used to prevent ridge tile movement on hip roofs.
What is hip tiles?
1. hip tile - a tile shaped so as to cover the hip of a hip roof. hipped tile. roofing tile, tile - a thin flat slab of fired clay used for roofing.
What to do if a tile falls off the roof?
What to do: If your roof is still under warranty, contact the builder, installer or roofing manufacturer. They should be able to make it right. If you're outside of the warranty period, contact a trusted roofer to fix the missing tiles and make sure there aren't any other problems with your roof.
How do you batten a roof?
How to install roofing battens - 4 simple steps
- Start with the underlay. Roofing underlays provide insulation and an extra waterproof barrier to prevent ingress of any water that manages to get under the roof covering. ...
- Choose your battens. Next, it's time to select the battens. ...
- Check size and spacing of battens. ...
- Fix the battens into place.
Can a flat roof be patched?
Most flat roofs are made of asphalt, rubber, PVC, or another synthetic material. Rubber and synthetic membranes are often simple to fix with adhesive patches, while asphalt can be repaired with caulk or resealed with bitumen.
What is the minimum slope for a tiled roof?
Traditionally, a minimum roof pitch of 20° was recommended in BS 5534, but modern tiles and slates have now been designed for applications as low as 15°. It is uncommon to find a roof below 15° but for those very low pitch applications, there are interlocking clay pantiles available, suitable for use down to 12.
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