Cost to build a flat roof extension in PL28

Extend your PL28 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 PL28?

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Flat roof extension cost in PL28

A flat roof extension ranges from the cheapest of £21,280 (MORROW CONSTRUCTION based in PL26) to the dearest of £21,784 (Aston Construction Project Management based in PL25), 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 PL28 by posting a job with HaMuch. We'll send it to extension builders in PL28.

Estimates for build a flat roof extension near PL28

	Job	Estimate
	Cost to underpin a house	£17,124
	Build a two storey extension	£87,436
	Cost to build a timber frame extension	£25,624
	Cost to build a swimming pool	£80,624
	Cost to build a single storey extension	£47,480
	Cost to build a side return extension	£37,270
	Cost to Install an RSJ	£1,824
	Build an outbuilding	£9,624
	Cost to build a mansard loft conversion	£51,624
	Cost of a loft conversion	£30,225
	Cost to build a kitchen extension	£41,624
	Build a hip to gable loft conversion	£41,624
	Build a granny annexe	£86,624
	Build a garden office	£9,624
	Cost of a garage conversion	£15,624
	Build a new garage	£18,124
	Cost to build a flat roof extension	£21,624
	Cost to build a dormer loft conversion	£41,624
	Lay a concrete foundation	£5,874
	Cost of a bungalow loft conversion	£28,624
	Basement conversion cost	£33,270

Business name	Build a flat roof extension cost
F & B BUILDERS, St Breock, PL27	£21,680
MLM Contractors Limited, Wadebridge, PL27	£21,696
mav building services, wadebridge, Cornwall, pl27	£21,696
Hysmark Builders, Cornwall, Cornwall, PL27	£21,696
Bushen Builders, Wadebridge, PL27	£21,600
HANDLEY BUILDERS, Newquay, TR7	£21,536
MYSA, Cornwall, TR7	£21,608
DAVEY CONSTRUCTION LTD, Helland, PL30	£21,632
McIlroy Builders, Cornwall, PL30	£21,744
MORROW CONSTRUCTION, Saint Austell, PL26	£21,280
Burton Construction, Cornwall, PL31	£21,736
TOMS CONSTRUCTION, Camelford, PL32	£21,752
KC DESIGN AND BUILD, Gerrans, TR2	£21,536
BUILDMARK BUILDERS, St Mewan, PL26	£21,640
C Squire Building Contractors, Camelford, PL32	£21,600
Refresh Renovations Cornwall, Cornwall, PL25	£21,712
Refresh Renovations Cornwall, 140 Tregonissey Road, St Austell, Cornwall, PL25	£21,712
Cannon and Son Ltd., Cornwall, TR6	£21,536
Cannon and Son Ltd., 6 Wheal Leisure Close, Perranporth, Cornwall, TR6	£21,376
Probuild(cornwall) ltd, Cornwall, PL25	£21,680
A Collins Building Contractor, Goonhavern, TR4	£21,456
Paul Clarke Architectural Builders, Cornwall, PL26	£21,712
Aston Construction Project Management, St Austell, Cornwall, PL25	£21,784
SANDSTONE BUILDERS T/A, St Blaise, PL24	£21,656
Pendragon Builders Ltd, Bunny's Cottage, Polmassick, St Austell, Cornwall, PL26	£21,544

Location in UK	Hourly Rate	Daily Rate
Build A Flat Roof Extension near Newquay	£27	£193
Build A Flat Roof Extension near St Austell	£32	£206
Build A Flat Roof Extension near Truro	£27	£182
Build A Flat Roof Extension near Camborne	£25	£177
Build A Flat Roof Extension near Falmouth	£27	£183
Build A Flat Roof Extension near St Ives, Cornwall	£25	£174

Extend your PL28 with an extension

Flat roof extension cost in PL28

Estimates for common extension builder jobs in PL28;

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Build a flat roof extension cost in PL28

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