Calculate product weights quickly and easily.
Roof mass kg m2.
This free roofing calculator estimates the area of a roof and the amount of materials required to replace or build said roof.
Roof mass kg m2 1 deg 2 deg 3 deg spacing mm 600 900 1200 600 900 1200 600 900 1200 smartrafter ode maximum recommended span m 20 6 7 6 1 5 6 8 1 7 4 7 0 9 2 8 5 7 9.
The roofing walling shall be 0 42 or 0 48 mm bmt stramit corrugated roof and wall cladding in continuous lengths with sinusoidal ribs 16mm high spaced at 76 2mm centres in accordance with as1445.
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It is however important to choose.
Sheeting mass kg m2 of roof area thickness bmt grade zincalume colorbond galvanised 0 42mm 550mpa 4 28 4 35 4 65 0 48mm 550mpa 4 86 4 93 5 23 0 60mm 300mpa 6 02 6 09 6 39 adverse conditions stramit corrugated cladding will give excellent durability in almost all locations.
Copper asphalt composite shingle 4 2 lb m ft 2 20 5 kg m 2 asphalt roll roofing 1 1 lb m ft 2 5 4 kg m 2 felt tar and gravel roofing 3 ply 4 8 lb m ft 2 23 4 kg m 2 felt tar and gravel roofing 4 ply 5 3 lb m ft 2 25 9 kg m 2 felt tar and gravel roofing 5 ply 6 1 lb m ft 2 29 8 kg m 2 felt tar and slag roofing 3.
Sheeting material shall be protected steel sheet to australian standard as1397 with a minimum yield stress of 550mpa grade g550 and an am100 az150 coating with or without an oven baked paint.
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Then on to terracotta tiles etc etc.
0 80 mm steel sheet.
Steel sheet roofing 0 75mm thick battens graded purlins and high density fibreboard ceiling lining 40kg m2.
Steel sheet roofing 75mm thick 13mm plaster ceiling roof and ceiling battens sarking and lightweight insulation 30kg m2.
