Apply liberally over the entire area by brush or low-pressure spray (not atomiser) and leave for 7 days (DO NOT RINSE OFF), before brushing, scraping or soft hosing the surface clean. If they are using a nature-friendly cleaning solution for the roof moss removal process, they must be able to tell you all about it. Most of the Vancouver roof cleaning professionals take pride in their biodegradable roof moss removal products. Thus it would not be hard to determine whether your Vancouver roof cleaning service is genuine or not. If they are honest about the method of roof cleaning Vancouver, there is no reason to doubt your choice. However, we thought of familiarizing you with the most common roof moss removal techniques. Chlorine Bleach

Soft-wash roof cleaning is an environmentally friendly technique that uses a low-pressure washing technique, as well as a mixture of algaecides, bleach, surfactants, and water, to safely clean dirt from roofs and remove unwanted growths such as algae, moss, mildew, and lichen. Another option for environmentally conscious homeowners is a product called Safewash. This product is super environmentally safe and is designed to clean roofs without damaging the environment or harming wildlife. Roof tiles do not dry in the sun, as the moss, dirt and lichen act as a barrier, keeping the tiles moist. This leads to moisture soaking through into the roof and damaging integral parts of the roof structure. Including causing timber rafters to rot, which leads to long-term damage.Biocides are chemicals that are used to kill living organisms, including mold spores, algae cells, and other microorganisms that grow on roofs. In addition to sodium hypochlorite acting as a biocide, soft wash cleaner manufacturers usually include other specially formulated biocides to combat roof microbial growth.

Bio-Wash Roof Cleaner is a deeply penetrating, aqueous biocidal solution, formulated specifically to target the problem of damaging moss and mould growth on a variety of external mineral surfaces, including manufactured roof tiles, slates and profile sheeting. If in doubt, please call our technical services department on 01229 869 100 for guidance. Advantages Moss grows well on cement, which means that it often grows on the bond that joins ridge tiles, apex tiles and the roof. Growing in these places can cause significant damage, agitating and breaking bonds that are key to the structure of the roof. Overheating If your roof is subject to a lot of moss and lichen, you can install copper or zinc strips across the roof.If you use high-pressure water to clean delicate your shingles roof for example, you may end up with a granular loss, holes or even shingles falling off. In addition, pressure washing can remove the roof’s coating, which will reduce its ability to reflect sunlight leaving it to degrade fast. Before using this product read the Material Safety Data Sheet which can be obtained at www.kingfisheruk.com or by calling the Kingfisher Technical Dept. Tel: 01229 869 100. You can also tie garbage bags on all downspouts so that the chemicals don’t spill over to the surrounding areas. Soft Wash Roof Cleaning Prices/Cost One of the most common methods of cleaning roof tiles is to pressure wash them. However, this is something that is widely disputed. A simple yet relatively manual method of cleaning roof tiles is to scrape off the moss, algae and dirt by hand. Using a tool such as a trowel, scrape the moss and dirt away from the tiles.

Soft wash roof cleaning often requires hiring professionals for the task because most of the equipment used isn’t always readily available for homeowners. Surfactants are essential for achieving a successful soft wash. They are “surface-active agents” that help in cleaning by dislodging dirt, grime, and other contaminants from a surface. Surfactants’ chemical makeup allows them to get between the surface, such as your roof, and the substances that cling to it, such as dirt and fungi. It also improves the ability of the water to wash away these unwanted substances. Alternative cleaning methods, such as pressure washing, only clean the surface of your roof and do not effectively remove moss, mold, mildew, or algae. There’s always the possibility that they’ll return.After cleaning the roof tiles, we’d always recommend using some preventative methods. This will help keep the roof clean, safe and structurally sound. Regularly clean roof tiles