Generally, it is a good idea to get your roof cleaned by professionals once a year. This is often enough to where if problems develop, they can be caught early on. If you have a roof that is in good shape or was just recently installed, then you may only need a roof cleaning once every two years or so.
Is Roof cleaning necessary?
One reason to clean your roof is to extend the life of your shingles or other roofing material. While algae isn’t harmful to asphalt shingles, moss is, according to ARMA. … Luckily for you, the National Roofing Contractors Association advises against any DIY work on your roof, including cleaning it.
How much should I pay to have my roof cleaned?
To give you a rough guide, roof cleaning services can be the most expensive in New South Wales with rates as high as $80 per hour. In Queensland, the rates are approximately $50 per hour, Western Australia $38 per hour, and Victoria around $50 per hour.
What time of year should you clean your roof?
The best time of the year to clean the roof is summer. Summer months provide ample amounts of sunlight and typically there is no rain or snow. With a dry surface to walk on, summer months are safer. Of course, the best decision you can make is to call on a professional for your roof maintenance.
What do roof cleaners do?
Roof cleaning is the process of removing algae, mold, mildew, lichen and moss from roofs. Also cleaning oxidation on metal roofs. Cleaning can extend the duration of a roof’s ability to function. … The addition of zinc strips near the roof’s peak may reduce the regrowth of algae and moss.
Does cleaning your roof damage it?
Roof Cleaning is a Regular Part of Roof Care
Neglecting your roof can lead to creeping damage that may be expensive to repair and could cause loss of personal property from intrusion of water and mold. Doing at least an annual cleaning and inspection will go a long way to prevent long-term issues with your roof.
Should you clean moss off a roof?
To avoid expensive repairs, moss should be removed from your roof tiles quickly if it is covering a significant area of your roof. Avoid pressure washing your roof to remove moss, as this could cause damage to the tiles and lead to the drenching of your roof interior.
Is it bad to have moss on your roof?
No matter whether you have cedar shakes, tiles, or composite shingles, moss is bad for your roof! … As it grows it can push under shingles, tiles, and shakes, pushing them up and creating damage to your roof. Leaks – The damage to your roof caused by moss growth can lead to holes, thin spots, and eventually leaks.
What is the best roof cleaner?
They cut through the dirt, grime, and sludge, revealing your roof’s true colors.
- BEST OVERALL: Wet and Forget Moss, Mold and Mildew Stain Remover.
- BEST BANG FOR THE BUCK: Mold Armor E-Z House Wash 64 fl. …
- BEST BLEACH: MOLD ARMOR CLEANER 1 GAL.
- BEST CHEMICAL: Spray & Forget Revolutionary Roof Cleaner Concentrate.
Is it a good idea to pressure wash your roof?
Consistent washing of a roof will remove wet leaves, twigs, seeds, and other debris that can cause algae, mold, and other contaminants to grow in the first place! Regular power washing can then prevent damage to the roof and ensure it always looks its best.
How can I make my roof last longer?
5 Ways to Help Your Roof Last Longer
- Avoid Power-Washing Shingles. Concentrated spray can loosen the granules from the products’ top coating—and resulting damage might not be covered by the warranty. …
- Check the Ventilation. …
- Clean Gutters Regularly. …
- Insulate Attics and Cathedral Ceilings Properly. …
- Fortify the Roof.
How long does a roof cleaning last?
Cleaning a roof takes 2 to 5 hours, depending on the size and condition.
Is jet washing a roof bad?
While it won’t damage your roof if done correctly, it can also have serious implications for your roofing if it goes wrong. It’s important not to let moss and algae build up on your roof, especially as this could lead to leaks.
Will bleach damage asphalt shingles?
Algae creates ugly black or brown streaks but doesn’t damage a roof. Moss — which is what shows in the pictures you sent — is more worrisome because it can damage asphalt shingles. … The bleach will kill the algae or moss, but rinsing won’t necessarily leave the roof sparkling clean.