Conservatories Online - Free Guide to Conservatory Base and Dwarf Wall Construction

CONSTRUCTION GUIDE PAGE 2

5. The concrete is floated to form a level surface to build upon.		6. The inner leaf of the cavity wall is built up to floor level.
7. Hardcore is laid to a minimum 100mm deep and compacted to form the base of the slab.		8. A blinding screed of sand is laid over the hardcore to prevent any sharp stones puncturing the damp proof membrane.
9. A visquen damp proof membrane is laid over the sand blinding and lapped onto the inner leaf of brickwork.		10. Optional floor insulation may be installed at this stage.
11. Concrete 100mm thick is laid to bring the slab up to the finished floor level.		12. The concrete is floated to a smooth level surface, suitable for tiling. Usually if you wish to lay a carpet then a screeded floor finish or self levelling compound is added to the floor after the conservatory is erected.
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