Jet Washing Concrete Roof Tiles

Pressure cleaning a roof when done properly using rotary cleaning equipment is safe cost effective and will not force water through or under tiles as the jet angle is controlled and always points away and down the roof rather than into or all over the place which is the case when blasting with a lance or wand is used.

Jet washing concrete roof tiles.

Hire an experienced pro to help make sure that your project doesn t turn into a repair job. Roof tile cleaning cost. You should also have the recommended nozzles appropriate for your type of tiles. The best method for cleaning and maintaining concrete and clay tile roofs are exterior cleaning solutions like bio shield.

Pressure washer a pressure washer is a must in tile roof cleaning. Roof tiles or slates gradually change in appearance over time through the action of natural weathering. Power washing the tiles will remove fines in the concrete which will affect the lifespan of the tiles. The trend for cleaning roofs is now very common yet few companies add a long term answer as cleaning alone takes the surface off the roof tiles.

You can read more guidance from tile manufacturers government bodies and consumer protection agencies here. I also read the the industry body advised against jet washing the tiles as it can damage them because they lose their protective coating and because of people walking on them. Can i clean or jet wash my roof. 1 200 to 1 500 psi is adequate to remove dirt and stains without.

I dont fancy replacing my otherwise good but over 70 year old roof tiles. Concrete tiles shingles and shakes marley solartile. Concrete adding a moss killer industrial not diy store is still only going to prevent moss coming back within 18mths 2yrs. As a manufacturer of concrete roof tiles we would not advocate power washing or recoating tiles as this would invalidate any guarantee.

Roof tiles average 425 to clean. Concrete and clay tiles have small pores that can only be cleaned by a manual brushing or with the use of a pressure washer. What are others views on this and how else can we have the tiles cleaned moss removed etc. The use of high powered jet washes is not recommended.

Older concrete roofs can also begin to leak from small pinholes or porous areas in the tiles that are opened up by the high pressure water jet.