Standard Loft Conversion Timescale

Week 1
Scaffolding erected, delivery of structural steel and timber, installation of the new floor structure.

Week 2
Construction of the dormer, internal floor and walls, Velux window installation where required.

Week 3
First-fix plumbing and electrics, insulation and floor construction.

Week 4
Plasterboarding throughout and installation of the new staircase.

Week 5
Plastering and completion of external roof works.

Week 6
Second-fix carpentry, plumbing and electrical installation.

Week 7
Quality control inspection, snagging and full site clean.

Week 8
Final completion, decoration where applicable and removal of scaffolding.