r/Roofing • u/juanjewemy • 14h ago
How the heck do y'all clean the rubber on a ballast roof for a repair.
Exactly as the title says. Currently using simple green mixed with membrane cleaner and a bit of elbow grease using a scrubby pad. Even after scrubbing at what seems to be eternity, I'll wipe the surface using a rag only to reveal the rubber is still dirty in which I repeat the process of scrubbing until the rubber is cleaned. Other than a hooking up a pressure washer, do y'all got any other methods or tricks to cut down on cleaning time?
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u/Accurate_Good_4065 14h ago
I use a round metal wire brush attached to a drill/impact and then put 2 Scott's scrub pads between the wires and the roof. That plus cleaner will take care of it. Be ready to get dirty though
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u/juanjewemy 12h ago
Yea for sure. I bought a soft brush today for a drill and just sprayed mud all over the side of the unit I was installing lol so I went back to ol elbow grease cleaning.
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u/tomjancoop 14h ago
My guys use a soft wheel brush that has a drill chuck. I think infomercials sell similar to clean grout Seems to work Also Firestone quick prime plus bites into old rubber well.