| Asphalt | |
| Roofing 19mm thick | 42 Kg/m² |
| Damp-Proofing 19mm thick | 41 Kg/m² |
| Road & Footpath 19mm thick | 44 Kg/m² |
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| Bitumen Roofing Felt | |
| Mineral Surface Bitumen | 3.5 Kg/m² |
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| Blockwork | |
| Solid 25mm thick stone aggregate | 55 Kg/m² |
| Areated 25mm thick stone aggregate | 15 Kg/m² |
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| Board | |
| Blockboard 25mm thick | 12.5 Kg/m² |
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| Brickwork | |
| Solid clay 25mm thick | 55 Kg/m² |
| Solid concrete 25mm thick | 59 Kg/m² |
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| Cast stone | 2250 Kg/m³ |
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| Concrete | 2400 Kg/m³ |
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| Flagstones | |
| Concrete 50mm thick | 120 Kg/m² |
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| Glass fibre | |
| 25mm thick slab | 2 – 5 Kg/m² |
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| Gypsum panels and partitions | |
| Building panels 75mm thick | 44 Kg/m² |
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| Lead | |
| Sheet 2.5mm thick | 30 Kg/m² |
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| Linoleum | |
| 3 mm thick | 6 Kg/m² |
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| Plaster | |
| Gypsum. 13mm thick | 22 Kg/m² |
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| Plastic sheeting corrugated | 4.5 Kg/m² |
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| Plywood ( per mm thick) | 0.7 Kg/m² |
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| Reinforced concrete | 2400 Kg/m² |
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| Rendering | |
| Cement : sand (1:3) 13 mm thick | 30 Kg/m² |
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| Screeding | |
| Cement : sand (1:3) 13 mm thick | 30 Kg/m² |
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| Slate tiles | |
| (Depending upon thickness & source) | (24 – 78) Kg/m³ |
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| Steel | |
| Solid mild steel | 7850 Kg/m³ |
| Corrugated roofing sheets per mm thick | 10 Kg/m² |
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| Tarmacadam (25 mm thick) | 60 Kg/m² |
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| Terrazzo (25 mm thick) | 54 Kg/m² |
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| Tiling / roof | |
| Clay | 70 Kg/m² |
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| Timber | |
| Softwood | 590 Kg/m³ |
| Hardwood | 1250 Kg/m³ |
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| Water | 1000 Kg/m³ |
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| Wood wool | |
| Slabs 25mm thick | 15 Kg/m² |
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