If water alone isn t enough to remove common dirt and debris mix 1 4 cup detergent including mild laundry.
Metal roof wash.
Pine sap decaying leaves and even road dirt that s drifted into the air can settle on your metal roof and stain it.
Metal roof maintenance checklist leaves twigs and debris can back up your gutter system causing gutters to overflow damaging your home s exterior.
The following are great tools to clean your metal roof with.
Wet forget concentrate reviews easily clean moss off metal roof with wet forget.
Redihan s roof wash ideal for roof cleaning and removing stains from moss mildew lichen or black algae on roofing shingles including asphalt metal tile wood shake rubber and new composite materials.
This detergent solution should be made from a tri sodium phosphate for example the laundry detergent name brand spic n span.
On flat roofs clear all valleys and waterways.
While it s always good to check with the specific metal roofing manufacturer below is a simple home cleaning remedy useful for most metal roofs based on guidance from leading mra members.
It is recommended that cleaning either of these be accomplished with a mild solution of detergent.
Most of these substances can be removed by a mixture of cup tri sodium phosphate and 1 gallon of water.
Safe effective.
Maintenance repairs anyone that has pre painted metal roofing or siding will eventually need to clean it.
Clean all gutters downspouts and drain boxes.
Spray this mixture onto the roof and agitate it with a soft bristled brush to get it clean.
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.