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Outdoor project category

Extensions cost guides

Build a whole-project allowance that includes design, structure, envelope, services and finishes. Browse all 29 listed jobs below, then open a topic for quote-planning details and related options.

Cost topics

29

Planning ranges

UK

To browse

Free

Plan before you price

What moves a extensions quote?

Ground conditions and foundations
Steelwork and structural openings
Access, scaffolding and waste
Glazing, services and room specification
29