Low Pitched Slate Roof Leaking

I e water leakage under extreme weather conditions.

Low pitched slate roof leaking.

We discuss the following. Hi we had ground floor lean to extension to rear of house with four velux windows six years ago. If a leak is difficult to find enlist a helper and go up on the roof with a garden hose. If it s a built up roof the leak may occur along the flashing details.

In the past slates were thought to be effective at 22 5 degrees and this was set as the minimum acceptable pitch. Some roof tiles for example are only effective above 25 degrees while others work well below 20 degrees. A common reason for a leaking pitched roof is an inadequate pitch for the selected roofing product. Roof leaks can result from installing laps against the natural flow of water incorrect flashing and adhesion failure at the seams.

I have just had a contractor replace the old low pitch roof tiles with redland 49 there is an underlay but the water has made it. Areas such as eaves abutments and window surrounds require careful detailing to ensure a durable and watertight roof system. Overall option removing the slate i m not sure that s possible building control passed it but as you can see it s very low pitch. The first time we had heavy.

The first photo shows the roof without the velux kerb those were added later as the windows were leaking through the sash but i m in a difficult situation at. Start low soaking the area just above where the leak appears in the house. Definition of low slope roofing. Single pitch new extension tiled roof leaking.

Leaking roof low pitch. The risk of leaks increases when the roof suffers physical damage or thermal shock. However at a low roof pitch components of a roof system may be working at the limit of their capabilities meaning more chance of failure. Recommended materials to use on low slope roofs.

In the case of a low pitched roof you may have no alternative but to remove all the roofing just to track down the problem. Low pitched slate roof is leaking possible solutions. Low slope roofing inspection design leak detection repair procedures.