Insulation prototype

Lots of Styrofoam: 4, 3 and 3/4-inch

Setting a fence for a Styrofoam cut

Drilling rivet holes in the floor frame

Insulation roof assembly underway

Adhesive spread across the full surface

Mmm... tasty ridges

4-inch, shaped Styrofoam layed in place

Styrofoam weighted down for adhesive curing

Aluminum plate glued down, tube clamped

Thermally conductive silicone lines the tube

Excess silicone and spray foam trimmed

Copper clamp, post- and pre-trimmed silicone

Aluminum tape completes the thermal coupling

3/4" Styrofoam glued between the pipe run