I used the cleaning met.
Galvalume roof cleaning.
Rinse the surface well with plain water.
Tsp is available in most paint or home improvement stores.
If needed increase the amount to cover a larger area while keeping the same proportion of water and tsp.
That said though here are some websites that might be of interest.
The house is sited on a wooded hill with southern exposure and consists of two 20 x 84 bars.
Metal roof that was badly discolored.
Thankfully what tends to remove it best is a ph neutral dish soap such as dawn or ivory and lots of clean water.
Welcome to galvalume biec international inc.
Dip a soft brush or rag in the cleanser and apply to affected areas.
A measure of the success of this program is the fact that virtually all of the major steel companies worldwide have become licensees of biec.
Scrub from the bottom of the panel upward in a left to right back and forth fashion.
Mix 1 2 cup of tri sodium phosphate tsp in a gallon of water in a bucket.
Materials include a standing seam galvalume roof native stone and rain screen cedar siding.
Green stains clean up in 1 2 weeks black stains and moss clean up within a few months.
Is the worldwide licensor of the technology and know how associated with 55 aluminum zinc alloy coated sheet steel better known as galvalume.
Once each panel is clean rinse it immediately with clean water to prevent streaks and film.
Lightly scrub the surface until the area is free of mildew or mold.
Wet the surface and forget it there s no rinsing or scrubbing.
Soak your cloth or sponge in the water detergent mixture.
This type of algae not only spreads on your roof but it also eats away at your roof which can cause long term damages to your roof or structure such as holes leaks etc.
Cleaned by chuck bergman soft wash roof cleaning pressure washing in port charlotte florida.
The combination of the wind and the rain breakdown the growth and rinse your surfaces clean over time.
Green algae black mold and moss begin to die off on contact.
1 3 cup of powdered laundry detergent 1 quart of bleach 5 solution 3 quarts of water.
This is where it s important and recommended by the arma ashpalt roofing manufacturers association to have your roof cleaned every few years to prevent these growths.
Clean the mold and mildew.