Moss On House Roof

2 slide sacrificial zinc strip underneath the loosened shingles.

Moss on house roof. Clearing the moss from your roof is easy and only takes a few simple steps. 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. This thin layer on the top of the shingles expands and becomes wide thick and mat like. 3 secure the strip with roofing nails.

Moss growing on any roof surface will be more severe on roof sections that area shaded and exposed to periodically damp cool weather conditions. Moss on a roof begins with a thin dusting of green that you may notice only from low angles. Use a low pressure setting on your spray nozzle to avoid damaging your shingles. If you find moss growing on your roof this old house recommends killing it with equal parts bleach and water.

Spray the bleach over the moss and scrub it with a scrubbing brush. Wear rubber gloves to avoid exposing your skin to the bleach. Carefully place a ladder near the area of moss growth and don slip resistant shoes old clothes rubber gloves and eye. In this video this old house general contractor tom silva explains how to remove roof moss and prevent it from coming back.

1 slide a margin trowel under shingles to unstick them from the ones below. Hose off and brush all moss loose from your roof shingles. If the moss proves really stubborn spray it with the bleach and wait about 15 minutes before scrubbing. Wet the moss by spraying with your hose.

The lapse in time will allow the bleach to break down the.