If you find moss growing on your roof this old house recommends killing it with equal parts bleach and water.
Moss on house roof.
Wet the moss by spraying with your hose.
The lapse in time will allow the bleach to break down the.
Moss on a roof begins with a thin dusting of green that you may notice only from low angles.
3 secure the strip with roofing nails.
The seams between the shingles and the shingles edges also develop moss because they tend to be especially shaded.
Moss growing on any roof surface will be more severe on roof sections that area shaded and exposed to periodically damp cool weather conditions.
Create a 50 50 mixture of chlorine bleach and water and spray it generously on the moss.
1 slide a margin trowel under shingles to unstick them from the ones below.
Clearing the moss from your roof is easy and only takes a few simple steps.
If the moss proves really stubborn spray it with the bleach and wait about 15 minutes before scrubbing.
This thin layer on the top of the shingles expands and becomes wide thick and mat like.
How to remove moss from your roof.
Hose off and brush all moss loose from your roof shingles.
In this video this old house general contractor tom silva explains how to remove roof moss and prevent it from coming back.
Spray the bleach over the moss and scrub it with a scrubbing brush.
2 slide sacrificial zinc strip underneath the loosened shingles.
Carefully place a ladder near the area of moss growth and don slip resistant shoes old clothes rubber gloves and eye.