New slate is typically cut thicker than older slate and when inserted into a roof will cause surrounding slate to stick up.
Repair or replace slate roof.
Is the number less than about 20.
One sign it may be time for replacement is when 20 to 30 of the slates on a roof need repair.
To that end depending on the type of roof on a home and the extent of the damage to the individual tiles and roofing area the cost to replace or repair a slate tile varies.
Slide the slate.
These will eventually break due to the stress.
Calculate the number of damaged and missing slates.
Consider the age and condition of the roof versus its expected serviceable life given the type of slate employed.
Acquire the properly sized replacement slate.
There are usually two nails.
Broken or missing slates are easy enough to spot.
The answer depends on a variety of factors which you should consider any time you re confronted with a roofing repair vs.
Brittle soft or otherwise.
Reclaimed slate is good slate taken from other roofs for reuse.
Broken or missing slate tiles are easy to see and repair but it requires careful examination by a roofing inspector with knowledge of slate roofing to determine if the slate is at the end of its service life.
Costs can be as low as 40 50 per slate or as high as 200 with labor and other factors such as sealing and replacing or repairing nearby fastenings affecting the final price as well.
The following guideline is provided to assist in the repair replace decision making process.
How to replace damaged or lost roofing slates using the copper tab method cut the concealed nails holding the damaged slate in place.
If the exposure is ten inches the slates should be twenty three inches.
1 look for moisture damage in the attic and on the rafters.
Asphalt shingles are the most common roofing.
It s stronger and more subtle than most other types of repair but is best suited to newer roofs or just one or two loose slates.
When 20 to 30 of the slates on a roof need replacement it is usually more prudent to replace the entire roof than to perform expensive annual repairs.
Still you can determine whether to repair or replace your roof by examining it if you know what to look for.
For example an 80 year old slate roof might have a few more decades of life ahead of it whereas a metal roof in its eighth decade is well past its prime.
When replacement is necessary even a slate roof that has been meticulously maintained will need to be replaced during someone sownership.
Hall hook this quick video shows how to use a hall hookto replace a slate.