The variables that move the price: existing roof structure (cut roof vs trussed), head height available, dormer vs no dormer, stair location and the impact on the floor below, and the specifics of insulation and ventilation strategy.

For Plymouth loft conversions we visit the property, get into the loft, measure what’s actually there and price against the real building. Drive-by quotes from per-m² rates are how loft conversions become awkward conversations.

The right loft conversion for your house is rarely the same as the one your neighbour did. Treat each one as its own project.