> You can usually increase the heat deflection teperature by heating your
> boat up to 130-140 degrees for several hours. I usually put my boats
> wrapped in black plastic in the sun for a summer day.

You might do better with clear plastic then black. Playing like a greenhouse, letting the light energy in, heating the boat, and not allowing the heat to escape. Greenhouse effect and all. They throw black tarps over them to prevent them from getting so hot in the summer.