Boarshurst Lofts


Price guide

Boarshurst Loft & Dormer Conversion Price Guide

  • Other combinations available
  • Free site visit to discuss ideas & plans
  • No obligation written quotation on request
ConstructionHouse typePricePlans

Standard loft conversion
- no dormer

Terraced house

from £18,000

from £400

Semi-detached house

from £20,000

from £500

Detached house

from £25,000

from £600

Trussed roof conversion
(full roof-off/on)

Trussed roof conversion

from £48,000

from £800

Add a Dormer

Approx. 4m wide

from £4,000

from £600

Approx. 6m wide

from £6,000

from £700

Approx. 8m wide

from £8,000

from £800

Additional Velux Windows

from £500


Additional en-suite

from £5,000


Prices: ex vat

Price Guide for Plans Only

Loft plansPrice £Building Plans Price Guide
Smallfrom 400Small loft, Velux, optional en-suite.
Mediumfrom 650Medium loft, Velux, dormer, en-suite.
Largefrom 800Large loft, Velux, dormer, en-suite.
Truss Rooffrom 700Trussed roof conversion with Velux, dormer, en-Suite
Additional Fees / external costs
Travel expenses - dependant on area
Structural Calculationsfrom 200Structural calculations if required by building control
Local Authority feesfrom 165Building control fees
150Planning Permission

Loft Conversion Costs

The price guide above: includes the general costs of a loft conversion:

  • Materials
    • Floor joists, floorboards, timber frames
    • Reinforced Steel Joists
    • Skirting boards
    • Solid and rockwool insulation
    • Plaster boards and plaster for finish
    • Fire door and knee-wall door and door frames
    • Stairs - strings, treads, risers and knewel posts
    • Velux rooflight(or vertical windows in dormer)
    • Joist hangars, nails, screws, door handles and sundries
    • Wires, smoke alarms, power & light fixings
    • Pipes and radiator and TRV valves
    • Floor and wall tiling
    • External finish (if dormer)
  • Labour trades / professional
    • Plans and structural calculations
    • Joiners
    • Electricians
    • Plumbers
    • Roofers
    • Plasterers
    • Tilers
  • Certification
    • Building Control Office submission and inspection fees
    • Planning Permission and fees (if required)
    • Electrical safety
    • GasSafe
  • Waste
    • Skip hire and waste removal


Excluded are: sanitary ware, floor tiles, decoration.


  • Prices above apply to Northwest: Greater Manchester, Lancashire & Cheshire

Boarshurst Lofts

Adding space and value to your home.

Call 0800 505 3414 to arrange a free site visit and written quotation.

Free Quotes


Greater Manchester

Plans from

£400 +vat

Exciting lofts from

£18,000 +vat

Loading the Crane Skilled Teamwork Hoisting the Attic Trusses Attic Trusses Being Fixed Childs bedroom