How To Clean Galvalume Metal Roof

Tsp is available in most paint or home improvement stores.

How to clean galvalume metal roof. If you have tough stains you can use a very mild dish soap like ivory along with bleach. Mix water and mild detergent for stubborn areas. Pine sap decaying leaves and even road dirt that s drifted into the air can settle on your metal roof and stain it. An initial cleaning with a rag dipped in fresh water will remove any dirt or streaks on your galvanized steel.

For every part water combine 0 05 part mild dish or laundry detergent. Use a cloth or sponge to clean. Clean the mold and mildew mix 1 2 cup of tri sodium phosphate tsp in a gallon of water in a bucket. Rinse the galvalume using a pressure washer or wet rags.

Best metal roof cleaning products mix. Opt for something soft to protect your roof s paint and parts. Spray this mixture onto the roof and agitate it with a soft bristled brush to get it clean. Most of these substances can be removed by a mixture of cup tri sodium phosphate and 1 gallon of water.

If you are using amonia mix one cup with five gallons of water. 1 4 cup detergent 5 detergent solution per gallon of water apply solution to surface using a sponge or a washcloth let stand for 5 to 10 minutes thoroughly rinse surface with plain water. Allow the galvalume to dry for at least two hours. If needed increase the amount to cover a larger area while keeping the same proportion of water and tsp.

The strength of the solution will depend upon the amount of dirt built up on your metal roofing. Wash the galvalume with a water based degreaser using a coarse plastic brush. Regular maintenance will reduce the amount of dirt and chemical buildup that forms on your steel over time and will make cleaning easier in the future.