How To Remove Foam Roofing

Using a grinding wheel appropriate saw or razor knife taper the cut edge at a 45 angle away from the blister for a smooth tie in transition with the repair foam. If you recoat your roof over exposed foam you risk trapping moisture into the foam which will cause gases to form and blisters will start to form and erupt ruining the whole roofing system. Insure the roof surface is completely dry before proceeding.

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Remove the old wet foam down to good dry foam.

How to remove foam roofing.

You will want to repeat the cutting process until you cannot see any more saturated foam. However he recognized that ignoring the problem would ultimately prove more expensive than dealing with it head on. The spray foam insulation that remains should be scratched with either a hard bristle brush or a paint scraper to get as close to the wood concrete or brick as possible. Finally to remove the last traces of spray foam insulation apply lacquer thinner to the foam and wipe away with a rag once the foam has loosened its hold from the material.

Suitable detergents can be used to clean off any grease or oil. He could have spared himself the expense of spray foam removal and reapplication and just endured the cold floors and termites. This can cost you much more than simply hiring a licensed contractor to take care of the problems in the first place. Of course craig had options.

Foam roof recoating before applying a new coating the first step is to remove any debris thoroughly clean your roof with a blower and broom or a pressure washer. Removing a bad spray foam job. If that is not enough and you need to cut it deeper simply complete another pass over the surface on the newly exposed layer. As you pull the roof scarfer it will cut inch or 1 inch of spray foam from the surface of the old foam roof.

Out with the old in with the new. Give your clean roof time to dry before applying your first layer of coating.

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