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INSTANT PROJECT ESTIMATE
Get an initial extension price
Choose the approximate size of your single-storey extension. The estimate is based on our standard finished extension specification and is intended as an initial guide before a site visit and detailed quotation.
For this service, please continue with the quotation form below. We will prepare the estimate based on your requirements.
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External wall finish
Standard specification included
01 · Groundworks & foundationsExcavationMini digger / excavationFoundations & blockworkConcrete
02 · StructureInsulated floorBlockwork – both leavesCavity insulation1 standard window1 French door set
03 · Roof & FloorCold-deck flat roofTwo-layer felt roofOSB roof deck
04 · FinishesPlaster & white Dulux finishLaminate & skirting4 double sockets, 2 switches & 1 light2 radiatorsElectrical & plumbing certificates5 skips & waste removalSkilled labour
Bathroom/WC, drainage alterations, structural steel/opening works, rooflights, extra windows and doors are not included in this base estimate.
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