The most effective method of cleaning algae and moss from a roof is w ith a 50 50 mix of laundry strength liquid chlorine bleach and w ater.
How to remove asphalt shingles from roof.
Continue tearing off the shingles and underlayment until you reach the roof jacks then start over at the top of the roof.
The maximum layers of shingles allowed to be on the roof according to most building codes are two.
To replace shingles you ll obviously need shingles to replace the ones you remove and the materials necessary to secure.
Apply a storebought or diy cleaning solution to remove the moss.
Start removing the shingles at the peak farthest from the trash container or the corner you want to collect the shingles in.
So it pays to clean your shingles as soon as you spot algae growth.
Cleaning asphalt shingles of clumps of moss or algae that have taken root in the roof can feel like an overwhelming endeavor.
Remove shingles in a 2 to 3 ft wide section as you work down the roof.
There are many benefits of removing the moss covered shingles including.
Using bleach is recommended by most shingle roof manufactures and the arma asphalt roofing manufactures association.
To complete the job properly you ll need.
If your roof involves some other variety of shingle you ll need to match your new shingles to the old.
There are many ways to remove moss that tends to grow in shaded areas.
Once the moss has been thoroughly eradicated from the roof take steps to keep moss from returning.
Remove old shingles and flashing.
The shingles will roll up like a ball in front of the fork.
In some cases you can get away with that but if your roof already has two layers of.
The high powered water jets can damage shingles and remove the shingle granules that protect the roof.
Simple cover your plants just as painters do.
But once the algicide wears off your roof hosts an all you can eat buffet for the neighborhood algae spores.
Use a garden fork or a roofing shovel to pull them off quickly use the hammer method and go by hand for a more thorough job.
Push the shingles down to the roof jacks.
Do it yourself and save big bucks.
By removing the old roof you keep the opportunity to double up roof layers during your next roof replacement.