For builders

Loft Conversion Quote Breakdown Template (UK)

Loft conversions involve structure, stairs, fire safety and building control. A staged quote shows the client you've thought about all of it.

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Rough notes in, finished quote out. 2 free goes.

Worked example

The notes

Mr & Mrs Hall, Jesmond: “Rear dormer loft conversion, bedroom + en-suite, new staircase, fire doors, 8 weeks.”

ItemQtyUnit priceTotal
Scaffold and enabling works1 stage£2,400.00£2,400.00
Structure: steels, floor joists, dormer1 stage£14,500.00£14,500.00
Roofing and windows1 stage£6,200.00£6,200.00
Staircase1 stage£3,200.00£3,200.00
First fix, insulation and fire protection1 stage£5,400.00£5,400.00
Plastering and second fix1 stage£6,800.00£6,800.00
Subtotal
£38,500.00
VAT at 20%
£7,700.00
Total
£46,200.00

Example prices for illustration only. Your prices depend on your area, the spec and access, so set your own.

Turn your own notes into a quote like this

Type the job how you'd say it. Workscribe lays it out, prices each line and works out the VAT. Free to try, no account.

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What a loft conversion quote should include

  • Type of conversion (dormer, hip to gable, Velux)
  • Structure and steel work
  • Staircase and fire safety upgrades
  • Insulation
  • Building control and party wall exclusions
  • Programme and stage payments

Common mistakes

Forgetting fire safety

New fire doors and escape routes are often required. Include them or flag them clearly.

Scaffold duration

Scaffold priced for 6 weeks on an 8 week job eats your margin. State the hire period.

Questions

Does a loft conversion need building regulations approval?

+

Yes, loft conversions need building regulations approval. Planning may also be needed depending on the design.

How should I stage payments?

+

Tie them to milestones such as structure complete, watertight and first fix.

Should the en-suite be priced separately?

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Yes, show it as its own stage or optional line.

General guidance, not legal or technical advice. Check current regulations for your job.

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