PC 20-04 asked:

The bottom of the metal roof of my canopy carport has condensation on it in the mornings. How can I insulate the bottom side. A friend recommened to use close cell foam insulation that is sprayed on but it is expensive.

Question posted courtesy of: Jessie
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  • Comments

    6 Responses to “How do I insulate the roof of metal canopy double carport to get rid of condensation?”

    1. optionnumber8 on October 3rd, 2007 11:06 am

      it maybe expenisve but will insulate well and not allow condidsation from rotting it out. better to do it once and do it right first time round

    2. koko on October 3rd, 2007 11:27 pm

      If your carport is painted on the underside, all that is necessary is to keep the paint in good condition. A place to watch is where the supports touch the metal cover. Debris and dirt can begin the process of rusting. Keep it clean. Waxing the underside will help alot….like waxing protects your car. It can also give benefit to the top. I wax the top of my outside metal storage building. It’s in hot summer sun all summer.

    3. David Computer Guy on October 6th, 2007 5:38 pm

      An abundance pva glued it in really long roles from office suppliers quite how you would attach it the roof or how you can get it.

    4. J S on October 8th, 2007 11:54 pm

      The 1960s thats still doing its pot marked and such but still there its pot marked and still out there and such but still doing its job.

    5. Mustbcrazy on October 9th, 2007 1:09 pm

      The roof they make rigid foam that fits inside the roof they make rigid foam that fits inside the roof they make rigid foam that fits inside the foam that fits inside the roof and cover sheets to go over top of the foam that fits inside the roof.

    6. greenghost on October 11th, 2007 5:40 pm

      Don’t insulate the underside of the roof as it’ll hold moisture in contact with the metal. Any home supply will have a rubberized ‘mobile home’ paint that can be applied to the topside of the metal to insulate the roof and also prevent rainwater etc. getting through to the underside and it *will* help with condensation on the underside!