Green stains clean up in 1 2 weeks black stains.
Galvanized roof cleaner.
Easily clean moss off metal roof with wet forget.
Look for a power washer with a psi of 1450 or below.
If you don t have a pressure washer rent one near you.
This process is much more straightforward and faster than trying to hand clean a large surface area.
Safe effective.
Green algae black mold and moss begin to die off on contact.
Things you ll need water power washer or hose with spray nozzle or wand attachment mild detergent optional cloth or sponge optional extension ladder partner safety harness and line bolt strap anchor or ridge clamp.
It can also show it s magic on painted surfaces as well which is nice to have.
You can also use clr lime juice rust dissolver 10g or white vinegar as an alternative to ammonia to remove wet.
Wear gloves or the ammonia can cause irritation and chemical burns on exposed skin.
A low pressure power washer helps you clean large or tall sections of galvanized steel such as the siding or roof of a building.
Wet and forget is as simple as spraying your outdoor surface and forgetting it.
Roof cleaners like these also have the ability to clean multiple surfaces like concrete brick aluminum decking roofs and many more.
The combination of the wind and the rain breakdown the growth and rinse your surfaces clean over time.