exterior house cleaning service

De-moss your roof!

Roof moss removal should be done regularly so as to increase the lifespan of your roof. There are various benefits to roof de-mossing in Nanaimo from increasing the lifespan of your roof tiles to maintaining the aesthetics of your house. Various service providers offer roof de-mossing services in Nanaimo.

Why de-moss?

Prolonged build-up of moss, algae, lichen, mold, etc. on your roof can lead to moisture seepage and result in roof rot thus compromising your roof system. These organisms grip tightly to the face of your tiles initially causing hairline surface cracks that widen over time and could cause holes in the tiles. It does away with having to constantly be clear fallen moss from the driveway, patio, pathways or the bonnet of your car. Roof moss removal in Nanaimo also ensures that the gutters are no longer blocked ensuring that the rainwater from your roof is taken away to the soak ways beneath the ground thus protecting your home from water ingress, damp and potential structural problems.

When to de-moss?

A common misconception is that roof moss removal in Nanaimo should be restricted to mid-summer months when the sun is out in full force. There is some truth to this in that sunny conditions help clean efficiently and increases the pace of the drying process. However, this is not the only time that is favorable to roof de-mossing in Nanaimo. It can be undertaken in the fall as well before the onset of winter. Professionals are trained to remove moss in different weather conditions and this is why they are preferred by home owners.

How to de-moss?

There are various methods for roof moss removal in Nanaimo. Roof pressure washing is one of the cheapest methods, it involves using jet sprays of water to clear the moss. It however, comes laden with risks of water ingress, breakage of tiles and stripping of the coloring from tiles. Soft washing refers to using of bleach for roof de-mossing in Nanaimo. This method, however, places human and animal life at risk in that it exposes them to potentially hazardous airborne sodium hypochlorite (bleach). The roof steam cleaning method is carried out under very low pressure with a low flow rate of around 6 -10 liters per minute heated to around 140 degrees. Manual roof moss removal followed by abiocidal roof wash is the most long lasting method of roof moss removal in Nanaimo. The biocide kills organisms and over a period of 3 to 6 months the tiles slowly return to their original color as the surface dirt is lifted from the tiles by the biocide combined with weathering. It repels future moss growth for about 5-10 years.

Scroll to Top