Space between the strips.
Moss roof remover.
Work on one small section at a time which allows you better control of the brush and your scrubbing motions.
6 to kill existing moss and lichen make a cleaning solution of equal parts bleach and water.
4 apply a dab of sealant to every nail head and run a bead of sealant under each shingle.
3 secure the strip with roofing nails.
Using bleach is recommended by most shingle roof manufactures and the arma asphalt roofing manufactures association.
Follow these steps for how to remove moss.
5 continue installing zinc strips across length of roof end to end leaving a 1 8 in.
To remove moss you first have to kill it.
Liquid moss killers cover the roof more evenly than dry powders and they let you stay on the ground for the application.
If the water will not reach the peak of the roof from the ground you can spray while standing on a ladder.
Moss growing on a roof lifts the shingles and allows water to seep underneath and rot the roof deck.
The most effective method of cleaning algae and moss from a roof is with a 50 50 mix of laundry strength liquid chlorine bleach and water.
When the moss is dead scrub it off then install zinc flashing to prevent more moss growth.
Use a solution of bleach vinegar or dish soap for this.