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xanth's avatar
xanth
Explorer
Mar 31, 2019

Keystone Cougar - Installing 2nd AC - Roof cut

Have a 2016 Keystone Cougar that was wired for the 2nd AC. Last weekend, removed the vent and put up a 2nd AC, an Dometic Penguin II. Fairly easy to do, but getting the old sealant off was a pai...
agesilaus's avatar
agesilaus
Explorer III
Mar 31, 2019
Eternabond is one possibility. But I would have given the cut a coating of Dicor no matter what else you do. Under the flap and on top. Eternabond also has some thickness, I'd guess at least 1/8 in thick, maybe a little more. You might think about that Gorilla sealant tape over the Dicor. It is thin.

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