How To Demoss A Roof

The best long term solution.

How to demoss a roof.

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. Climb up to the roof and begin scraping off dead moss from the shingles using a putty knife or painter s 5 in 1 tool and working from the bottom up. Moss is a thick organic growth. When it rains water flows over the metal strips leaching out moss retardant zinc particles which attach to roof shingles and or tiles to stop.

Clear out the rainwater guttering and reconnect to the rainwater pipes. Use the tool to gently lift away matted moss that has gathered on the flat sections of the shingles. Another roof cleaning approach is to use a power pressure washer on the roof. Step 1 climb to the roof with the tide laundry detergent if you are treating moss on a rooftop.

Check the roof and replace any broken tiles with new ones. Moss i guess it is moss is collecting on one side of the asphalt roof. Apply w ith a sprayer and allow the solution to dwell on the roof surface for 15 to 20 minutes and then rinse thoroughly with low pressure water. Moss is thick algae is paper thin.

The roof is otherwise in good shape. Apply with a sprayer and allow the solution to dwell on the roof surface for 15 to 20 minutes and then rinse thoroughly with low pressure water. Attach strips of zinc 37 the home depot or zinc coated metal flashing strips just below a roof s peak or ridge caps. The first one is to use a scraper and brush to manually get rid of the dirt and the other unwanted stuff that has built up over time.

Algae is just a thin film of organic growth that can be removed by washing the roof with certified organic oxygen bleach. We have a green roof that is not meant to be green. 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. In the seams use the sharp edge of the scraper like a dental pick to force out the moss.

Trim branches overhanging your roof keep gutters free of debris and regularly remove moisture collectors such as leaves branches and seedpods that pile up on the roof and encourage moss to grow. Use utmost care when you are on the roof to avoid falling. Use a brush to sweep the loose moss off of the roof. Spray the roof with a surface biocide or fungicide to prevent the moss from growing back.

Roof moss removal usually requires a broom or heavy stream of water. Copper strips prevent the growth of moss and algae.