This detergent solution should be made from a tri sodium phosphate for example the laundry detergent name brand spic n span.
Metal roof wash.
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.
Metal roof maintenance checklist leaves twigs and debris can back up your gutter system causing gutters to overflow damaging your home s exterior.
Wet forget concentrate reviews easily clean moss off metal roof with wet forget.
Spray this mixture onto the roof and agitate it with a soft bristled brush to get it clean.
Wet and forget is as simple as spraying your outdoor surface and forgetting it.
On flat roofs clear all valleys and waterways.
Clean all gutters downspouts and drain boxes.
It is recommended that cleaning either of these be accomplished with a mild solution of detergent.
Safe effective.
If water alone isn t enough to remove common dirt and debris mix 1 4 cup detergent including mild laundry.
Maintenance repairs anyone that has pre painted metal roofing or siding will eventually need to clean it.
Pine sap decaying leaves and even road dirt that s drifted into the air can settle on your metal roof and stain it.
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.
Washcloth sponge soft bristle brush non abrasive pad.
Most of these substances can be removed by a mixture of cup tri sodium phosphate and 1 gallon of water.