Before you reshingle a roof read our step by step guide for adding new shingles over old ones.
Ok to use 16 year old roof shingles.
The expected service life of a 30 year product if properly cared for is approximately 25 years.
At some point you will simply have to replace your roof.
It s clearly easier and cheaper to leave the old shingles in place but there s some special prep work involved with a re roof removing vents ridge caps and misshapen shingles among other things and you still have to replace or add new flashing which sometimes can be tricky over old roofing.
As your home ages your roofing will need to be replaced and the old shingles will need to be tossed away.
However before generating more waste for your local landfill consider alternative disposal solutions first.
The truth is a 30 year shingle will not really last 30 years.
Re use suggestions for asphalt shingles.
If your asphalt shingles aren t too old and worn install them on the roof of a storage shed or dog house.
Should minor storm damage occur you might be able to use them to repair your roof.
The 25 year shingles cost only a little more than the 20 and they will actually last 25 years at least in the california climate where i learned this stuff.
If you have a 40 year old roof there could.
Asphalt is one of the most common materials for shingles and as such millions of tons of them are thrown out every year.
If you live in texas florida ohio or pennsylvania you can possibly recycle your asphalt shingles.
The answer is to keep them.
No missing shingles no leaking or attic signs of leaking.
I can t imagine it would be even that good in texas.
If it were 19 or 20 years old i would just have it done.
After roofing your house you might be wondering what to do with the leftover shingles.
Was a complete tear off and new shingles 14 years ago.
An asphalt shingle roof should last between 20 and 30 years says claude mcgavic executive director of the national association of home inspectors.
If it s not cared for properly that 30 year shingle will only last 12 to 15 years.
A lot of curling shingles and a good percentage of granules in the gutter.
Beveled wood pieces called horsefeathers must be laid along the thick edges of the shakes to make a fairly flat surface.
In the relatively mild california weather a 20 year roof would hardly ever make 18 years and 15 was quite common.
Asphalt shingles can be laid over cedar shakes or shingles however this is a roofing project best left to pros.