Cleaning of shingle-covered roofs with specially calibrated roof cleaning machines and equipment for the purpose of removing roof algae, fungus, moss and lichen colonies

'alga':21 'calibr':9 'clean':1,11 'coloni':26 'cover':5 'equip':14 'fungus':22 'lichen':25 'machin':12 'moss':23 'purpos':17 'remov':19 'roof':6,10,20 'shingl':4 'shingle-cov':3 'special':8

Cleaner for use on roofs, packaged as a liquid concentrate, that is used to loosen and remove roof algae, fungus, moss, and lichen colonies

'alga':19 'cleaner':1 'coloni':24 'concentr':10 'fungus':20 'lichen':23 'liquid':9 'loosen':15 'moss':21 'packag':6 'remov':17 'roof':5,18 'use':3,13

ROOF SHAMPOO

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