Glass Cleaning Guide

Do clean glass when dirt and residue appear
Do determine if coated glass surfaces are exposed
Do exercise special care when cleaning coated glass surfaces
Do avoid cleaning tinted and coated glass surfaces in direct sunlight
Do start cleaning at the top of the building and continue to lower levels
Do soak the glass surface with a clean water and soap solution to loosen dirt and debris
Do use a mild, non-abrasive commercial window cleaning solution
Do use a squeegee to remove all of the cleaning solution
Do dry all cleaning solution from window gaskets, sealants and frame
Do clean one small window and check to see if procedures have caused any damage
Do be aware of and follow the glass supplier’s specific cleaning recommendations
Do caution other trades against allowing other materials to contact the glass
Do watch for and prevent conditions that can damage the glass

Do NOT use scrapers of any size or type for cleaning glass
Do NOT allow dirt and residue to remain on glass for an extended period of time
Do NOT begin cleaning glass without knowing if a coated surface is exposed
Do NOT clean tinted or coated glass in direct sunlight
Do NOT allow water or cleaning residue to remain on the glass or adjacent materials
Do NOT begin cleaning without rinsing excessive dirt and debris
Do NOT use abrasive cleaning solutions or materials
Do NOT allow metal parts of cleaning equipment to contact the glass
Do NOT trap abrasive particles between the cleaning materials and the glass surface
Do NOT allow other trades to lean tools or materials against the glass surface
Do NOT allow splashed materials to dry on the glass surface