An alternative to manually removing the moss with a brush and trowel is to use chemicals.
Scraping moss off roof tiles.
Moss growing under roof slate and tiles can push the slate out of position allowing rainwater to seep into the roof structure.
Moss can grow quite quickly and it will grow in between roof tiles filling in the voids and lifting up roof tiles and slates.
A normal 9 trowel is suitable if your roofing contractor chooses a dry day any moss will flake off the roof much easier and there won t be any scratch marks on the tiles.
Most techniques that we have come across to remove moss are often achieved by violent means such as power washing which may cause damage to the roof.
Carefully place a ladder near the area of moss growth and don slip resistant shoes old clothes rubber gloves and eye protection.
Use a nylon roof moss scraper after conducting a suitability test scrape to ensure the tile s coating will not be damaged.
Scrape off the moss.
Moss can be scraped off by hand but this must be performed with caution to avoid damaging roof tiles particularly in the case of timber or asphalt shingles.
One of the most gentle yet effective ways to remove roof moss and clean the roof is by way of scraping.
Pre wet clay tiles if using a steel roof moss scraper to provide lubrication and scrape the moss from the roof with care respecting the relative fragility of.
The reason being in most instances moss on roof tiles is rarely a problem and only needs to be removed if it is blocking gutters outlets and other drainage points on the roof.
Work on one small section at a time which allows you better control of the brush and your scrubbing motions.
Hose off and brush all moss loose from your roof shingles.
In the seams use the sharp edge of the scraper like a dental pick to.
Scraping moss off the roof.
There are a range of chemicals to use on your roof to kill any moss and the benefit with using a chemical is that it will remove all of the smaller moss spores that you can t necessarily see and any moss that is beneath the tiles.
Be careful scraping moss from coated concrete tiles.
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.
Before proceeding with any remedial work to remove moss or lichen we would recommend speaking to a roofing maintenance professional.
