Don t use a pressure washer on the roof.
Power washing cedar shake roofs.
They must be mechanically removed using a high pressure washer similar to those used to clean automobiles.
The high powered water jets can damage shingles and remove the shingle granules that protect the roof.
Power washing of wood roofs works quite well and is used extensively on the west coast.
Power washing because certain forms of algae moss and lichen are unaffected by chlorine solutions.
2 spraying with a power washer is akin to taking a chisel and chipping gouging into the cedar.
Use wash safe cedar wash to clean old cedar shake roofs cedar shingle siding cedar fencing or any other cedar used outdoors.
Apply a storebought or diy cleaning.
The cedar bureau recommends using a solution of 1 part bleach to 3 parts water.
These include vinyl stucco aluminum or steel house washing asphalt roof cleaning removal of black streaks and stains and gutter cleaning.
Use on old cedar to remove the outer dead gray layer of wood pulp plus stains from mold and mildew then reveal new clean looking cedar.
1st cedar is a relatively soft wood.
Some homeowners might think power washing cedar shingles is the right solution but a closer look reve.
Whether it is white or red cedar or clapboard or even alaskan yellow cedar it is still wood has longitudinal pores running its length from butt to feathered edge on a shingle as well as on cedar clapboard.
Pressure washing is a key factor in maintaining cedar siding for many years to come.
Cleaning away the age is the first step in caring for cedar shingles.
How to pressure wash cedar shake siding.
Stock pressure washing nozzles put out a very sharp stream of pressure if you get the wand to close to the cedar you will leave a scar to much pressure is also bad often dislodging or cracking the shingles or shakes.
While we specialize in exterior wood restoration services for decks fences gazebos porches play systems cedar shake roofs etc we can also help with other power washing services your home.
Without regular cleaning the cedar shakes can start to decay over time giving the roof a dull gray appearance and accelerating aging.
Apply it with a pump sprayer let it sit for about 15 minutes before rinsing it off with with a garden hose.
The key to pressure washing cedar is the pressure and the nozzle on the end of the pressure washer.