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4X4Dodger's avatar
4X4Dodger
Explorer II
Dec 07, 2014

Insulating Underside of TT-Has anyone done it?

Has anyone insulated the underside of their TT themselves? This seems a very straight forward project that can be done with some R10 Foam sheets and the plastic underliner material. Would like t...
copeland343's avatar
copeland343
Explorer
Dec 09, 2014
doughere, I ordered 10 4x8 sheets of Coroplast form Home Depot for a little over $100. It is black on one side and white on the other. Worked great.

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RV projects you can tackle on your own with a few friendly pointers.4,402 PostsLatest Activity: Mar 23, 2026