The flashing and the guttering are actually the weakest points of a slate roof so look at them first.
Slate roof and wood beams leaking brown liquid.
Spongy and weak water damaged wood can end in peeling paint damaged ceilings and buckled wall coverings.
The damage from the expansion allows the wood sap to bleed or sweat out from deep within the beam.
Place the shingle or plywood onto the tar and spread more of the tar around the edges of your patch.
Don t automatically assume it s the slate roof that s at fault.
Structural damage is inevitable if there is a serious and long standing roof leak.
It could be the flashing so you will need to check that as well.
You can also face expensive wood framing repairs if water leaks down into ceiling joists and walls.
5 common reasons for a roof leak.
Insert a nail in the hole where water is leaking through the roof.
Map the roof leak.
Before you leave your attic use a measuring tape to roughly map out where the leak is so you can find it once the rain stops.
Chapter seminar november 1990.
Step 2 place a bucket underneath the nail to catch the water as it runs down the nail.
Use a putty knife to spread the tar into the leaking hole on the inside of your roof.
The nail will provide a path for the water.