Moss on a roof begins with a thin dusting of green that you may notice only from low angles.
Moss on house roof.
Moss growing on any roof surface will be more severe on roof sections that area shaded and exposed to periodically damp cool weather conditions.
2 slide sacrificial zinc strip underneath the loosened shingles.
How to remove moss from your roof.
Wear rubber gloves to avoid exposing your skin to the bleach.
1 slide a margin trowel under shingles to unstick them from the ones below.
The lapse in time will allow the bleach to break down the.
In this video this old house general contractor tom silva explains how to remove roof moss and prevent it from coming back.
Use a low pressure setting on your spray nozzle to avoid damaging your shingles.
This thin layer on the top of the shingles expands and becomes wide thick and mat like.
Spray the bleach over the moss and scrub it with a scrubbing brush.
If the moss proves really stubborn spray it with the bleach and wait about 15 minutes before scrubbing.
The seams between the shingles and the shingles edges also develop moss because they tend to be especially shaded.
Hose off and brush all moss loose from your roof shingles.
The presence or absence of much sunlight on a roof surface is often a determining factor in the amount of moss or lichens growth more sun less moss and lichens.
3 secure the strip with roofing nails.
Wet the moss by spraying with your hose.
Carefully place a ladder near the area of moss growth and don slip resistant shoes old clothes rubber gloves and eye.