Extend your Irthlingborough with an extension

A flat roof extension is a great way to add extra space to your home without splashing out on the costs of a pitched roof extension. Often exempt from planning permission rules, you can build a flat roof extension up to 3 metres in height as long as it's not visible from a road. But how much do they cost in Irthlingborough?

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Flat roof extension cost in Irthlingborough

A flat roof extension is a great way to add extra space to your home without splashing out on the costs of a pitched roof extension. Often exempt from planning permission rules, you can build a flat roof extension up to 3 metres in height as long as it's not visible from a road. But how much do they cost in Irthlingborough?

A flat roof extension ranges from the cheapest of £21,400 (Ascot Property Solutions Limited based in NN17) to the dearest of £22,800 (STRANDOR ROOFING LTD based in NN6), but these are just estimates. While they give you an idea of who will be better value, the best way to compare costs is to get real quotes. 

Find out how much your flat roof extension will cost in Irthlingborough by posting a job with HaMuch. We'll send it to extension builders in Irthlingborough.

Estimates for build a flat roof extension near Irthlingborough

Estimates for common extension builder jobs in Irthlingborough;

JobEstimate
Cost to underpin a house£17,189
Build a two storey extension£87,533
Cost to build a timber frame extension£25,689
Cost to build a swimming pool£80,689
Cost to build a single storey extension£48,779
Cost to build a side return extension£38,001
Cost to Install an RSJ£1,889
Build an outbuilding£9,689
Cost to build a mansard loft conversion£51,689
Cost of a loft conversion£30,834
Cost to build a kitchen extension£41,689
Build a hip to gable loft conversion£41,689
Build a granny annexe£86,689
Build a garden office£9,689
Cost of a garage conversion£15,689
Build a new garage£18,189
Cost to build a flat roof extension£21,689
Cost to build a dormer loft conversion£41,689
Lay a concrete foundation£5,939
Cost of a bungalow loft conversion£28,689
Basement conversion cost£34,001
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Build a flat roof extension cost in Irthlingborough
Estimate Build a flat roof extension cost in Irthlingborough based on hourly/daily rate (excluding VAT or callout charges)
Business name Build a flat roof extension cost
KMR CONSTRUCTION, Rushden, NN10 £21,648
L & D CONSTRUCTION SERVICE, Rushden, NN10 £21,648
Garden and Building Solutions, Rushden, NN10 £21,608
Shirley Ceramics, Rushden, NN10 £21,600
Home Ryte Construction, Wellingborough, NN8 £21,624
SJS Multitrade Ltd, Northamptonshire, Nn14 £21,784
Surrounding Villages Builders Limited, Northamptonshire, Nn14 £21,784
GARY TAYLOR BUILDERS LTD, Burton Latimer, NN15 £21,600
I Plowright Brickwork, Burton Latimer, NN15 £21,616
Kettering Mobile Sandblasting, Kettering, NN16 £21,608
STRANDOR ROOFING LTD, Earls Barton, Northampton , NN6 £22,800
Jogga Construction, Kettering, NN16 £21,600
MINERAL STAR CONSTRUCTION LTD, Spratton, NN6 £21,640
Captain Stove Direct, Northampton, NN6 £21,520
shawproperty, Aberdeenshire, PE8 £21,816
A J TOMLIN BUILDING CONTR, Bedford , MK44 £21,776
K B CONTRACTORS (IND) LTD, Kettering, NN14 £21,600
NORTHAMPTON BUILDERS LTD, Northampton , NN7 £21,760
JN Property Maintenance, Northampton, NN3 £21,544
Northants Garage Doors, Boothville, NN3 £21,592
B GS GENERAL BUILDERS, Corby, NN17 £21,640
Kerson Construction Ltd, Tansor, PE8 £21,752
Samrai Associates Limited, Northampton, NN3 £21,728
Reco life, Bunkers hill house, Pitsford, Northamptonshire, Nn6 £21,536
Ascot Property Solutions Limited, 8 Anson Close, Corby, Northamptonshire, NN17 £21,400

Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Build A Flat Roof Extension near Rushden£30£209
Build A Flat Roof Extension near Wellingborough£33£215
Build A Flat Roof Extension near Kettering£29£205
Build A Flat Roof Extension near Corby£27£193
Build A Flat Roof Extension near Northampton£30£202
Build A Flat Roof Extension near Bedford£38£233
Build A Flat Roof Extension near South Bedfordshire£38£233
Build A Flat Roof Extension near Kempston£37£230
Build A Flat Roof Extension near St Neots£42£256
Build A Flat Roof Extension near Huntingdonshire£29£240