In my scrap material collection I had some 3 mm-thick plastic card (an ex-advertising sign that I was given for free) and a lump of blue insulating foam (scrounged from a builder’s skip), and in the spirit of not wanting to waste anything, both of these were used in the construction of these wall sections.
CONSTRUCTION
The plastic card was cut into rough lozenge shapes and the edges were first trimmed and then sanded smooth. I like using this thick plastic card as
