Insulation Prices in London

Insulation in London starts from £6/m². A full ceiling batt installation typically averages £10/m². Prices per m² include VAT. U-values and Part L Building Regs apply. Loft insulation grants may be available under ECO4.

Ceiling batt insulation and blown-in insulation are the most popular in London. Spray foam is growing in popularity for its superior air sealing performance. Cavity wall insulation suits homes with suitable wall construction.

R-value requirements depend on your local climate zone and building code. In London, a qualified insulation installer can recommend the appropriate R-value for ceiling, wall and underfloor applications based on your specific property and climate zone.

A ceiling batt job for an average home takes approximately one day. Underfloor insulation typically takes one to two days. Spray foam applications are usually completed in a single day. External wall insulation systems take three to five days including render curing time.