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 Close up of the layers. Our shell was PERFECT--well, structurally anyway Underneath layer (soon to be on top) - 1 1/2 inches 4,500 psi around one layer #66 10 10 then a 3/4" sandwich of PVA fibered concrete (both sides) and plaster lath in the middle. Polish coat goes on after panel comes out of the hole but while upside down. |
