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Flat roof extension cost in Comber

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 Comber?

A flat roof extension ranges from the cheapest of £21,072 (Extended living by Gilbert-Ash based in BT12) to the dearest of £21,200 (N W Doyle & Son based in BT24), 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 Comber by posting a job with HaMuch. We'll send it to extension builders in Comber.

Estimates for flat roof extension near Comber

Estimates for common extension builder jobs in Comber;

JobEstimate
Underpinning a house£16,623
Build a two storey extension£86,684
Build a timber frame extension£25,123
Install a swimming pool£80,123
Cost to build a single storey extension£37,453
Cost to build a side return extension£31,630
Install an RSJ£1,323
Build an outbuilding£9,123
Build a mansard loft conversion£51,123
Cost of a loft conversion£25,525
Build a kitchen extension£41,123
Build a hip to gable loft conversion£41,123
Build a granny annexe£86,123
Build a garden office£9,123
Convert a garage£15,123
Build a new garage£17,623
Build a flat roof extension£21,123
Build a dormer loft conversion£41,123
Lay a concrete foundation£5,373
Convert a bungalow loft£28,123
Basement conversion cost£27,630
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Rates for other Comber trades

Appliance Repair Specialist
Bathroom Fitter
Builder
Carpenter and Joiner
Cleaner
Conservatory Specialist
Door Fitter
Drain Specialist
Driveway Specialist
Electrician
Extension Builder
Fencer
Fire and Security Specialist
Flooring Specialist
Gardener
Handyman
Heating Engineer
Kitchen Fitter
Landscaper
Painter and Decorator
Patio and Path Specialist
Plasterer
Plumber
Removals and Storage
Roofer
Tiler
Window Fitter
Flat roof extension cost in Comber
Estimate Flat roof extension cost in Comber based on hourly/daily rate (excluding VAT or callout charges)
Business name Flat roof extension cost
AK Building Services, Carryduff, BT8 £21,152
Willowdale Construction, Castlereagh, BT5 £21,088
Firenstack Solutions, Cregagh, BT6 £21,080
apex pharaoh ltd, Down, bt30 £21,136
McEvoy Building & Joinery, Cregagh, BT6 £21,096
MIRKOW, Cregagh, BT6 £21,088
Mount Oriel Conversions & Extensions, Belfast, BT8 £21,096
SM Plumbing & Heating, Ormeau, BT7 £21,088
C.H Property Services, Falls Road, BT12 £21,088
Extended living by Gilbert-Ash, 47 Boucher Road, Belfast, BT12 £21,072
Designco Ltd, Antrim, BT36 £21,152
M & M Construction, Mossley, BT36 £21,080
H.M.Builders, Andersonstown, BT11 £21,096
Ballantine building solutions, Antrim, Bt37 £21,144
DGA, Antrim, BT37 £21,160
Belfast Loft Company, Belfast, BT17 £21,104
T.I Building, Ballinderry, BT28 £21,104
LM Design & Build, Antrim, BT36 £21,168
Finch Construction NI, Antrim, BT28 £21,184
N W Doyle & Son, Ballynahinch, BT24 £21,200
Colin Gilmore Building Contractor, Newtownards, BT22 £21,200

Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Flat Roof Extension near Comber£20£142
Flat Roof Extension near Ballygowan£20£150
Flat Roof Extension near Carryduff£19£130
Flat Roof Extension near Holywood£19£125
Flat Roof Extension near Saintfield£20£141
Flat Roof Extension near Belfast£19£132
Flat Roof Extension near Bangor£20£150
Flat Roof Extension near Bangor£20£150
Flat Roof Extension near Ballynahinch£15£150
Flat Roof Extension near Greenisland£20£134