Spray the entire roof thoroughly.
How to clean mould off conservatory roof.
A couple of times a year i clean the exterior of my lean to conservatory polycarbonate roof.
Step 3 let the solution sit for 15 minutes then rinse it off with a hose.
Adding some tri sodium phosphate tsp will help clean the roof at the same time.
Mix up your cleaning solution.
Spraying the roof 1.
Then spray the cleaner onto the shingles photo 1.
Use a long handled brush to scour the surface of the shingles and loosen stuck on.
Whether you have a standard roof or a self cleaning one you can use warm soap water to loosen the dirt and ensure that you clean properly even along the joints and seals with the roof brush.
The best cleaner for this kind of roof is a mixture of warm water and soap powder.
Soak the blinds for an hour or so before cleaning them and dry them in the shade.
Mix 6 tablespoons of baking soda with a cup of white vinegar in a bucket of warm water and add in a few drops of fresh lemon juice to it.
Before applying the cleaner spray the roof with water to cool it down.
Then add one tablespoon of trisodium phosphate tsp and mix well.
In a two gallon bucket create a cleanser composed of 1 4 chlorine bleach and 3 4 water.
Put on rubber gloves and a breathing mask before proceeding you so you can protect your skin and your lungs from the fumes produced by both bleach and trisodium phosphate.
Scrub away the thickest buildup.
I do this with an old fashioned stringy mop to which i ve attached an extra long handle and scrub it with hot water containing some cif oxy action cleaner or similar.
That ll prevent the cleaner from drying out too quickly.
To get rid of mold and other types of growth for good it s best to use a powerful.
If the staining is fairly light you can rinse off the cleaning solution with just a garden hose sprayer.