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Lacey999's avatar
Lacey999
Explorer
Oct 11, 2021

Dicor self leveling lap sealant caused roof to ripple

I used Dicor SLLS on, what I believe is a TPO roof (white on both sides). Within a day of applying this, the roofing material rippled and lifted, even where it was applied on top of previous SLLS. I ...
gwalter's avatar
gwalter
Explorer III
Oct 12, 2021
I had the same thing happen. There are 2 types of TPO roof and the newer one with a smooth surface on the underside will ripple with Dicor 500 series. You need to use the Ultra Dicor and solvent to clean with before applying. I used this and no problems. There is a You tube video on how to tell the difference in type of roof you have.

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