Welcome to building.co.uk. This site uses cookies. Read our policy.

How much more would a flood-proof house cost%3F
Indicative costs provided by Davis Langdon, all rates inclusive of preliminaries. Based on a two-bedroom house   
 Total cost (£)Indicative (cost £/m2)
Substructure, platform built up to 300mm, including engineering bricks and hardcore, forming bottom step of stairs in concrete, screed90011
Extra cost for use of Limelite plaster 1,000mm high to walls6508
Tiling and skirting1,10014
Kitchen units and plinths to mount base units on1,50019
Additional work to electrics, extra cable for points and chasing2002
Additional cost £/m2 gross internal floor area 54