Structures and dams 10mx30m Greenhouse for sale

Greenhouse for sale Standard size for a Start 10m x 30m x4.5m for 900 plants 11 x 10 x1.9m high arches, 22 x 3 meter legs that will inter fit in the arches. 50 x 3 meter connection braces. One door size 2.5 x 2.5m Two flaps same size as the arches. 4 x 3.4 cross brace at 4 corners 4 x 3.2 supports between arch 1 and arch 2 2x 3.4 supports between arch 1 and arch 2 All steel will be 42x1.6mm mild steel that will be painted Legs are slanted material is 48x2mm