Dissolving Foam

With a winter storm howling outside and rattling the hangar doors, fooling around in the shop seemed far preferable than doing anything with one of our flying airplanes, so I turned to a little project to make an intake duct for our Tundra project. The male mold was carved from laminated slabs of blue insulation foam, then wrapped in 2" wide vinyl electrical bundling tape to give it a smooth, non-porous surface. Then I waxed it with an old can of car paste wax I keep around as a mold release. Continue reading "Dissolving Foam"