does anyone know how to stop dampness coming through onto my walls.

yvonne, February 2010

There are sales HSS Drill Bits,twist drill bits site, the cheapest Straight shank long the twist drill bits 0.5mm x 100mm, selling only $ 0.99

HSS twist, October 2012

http://www.diydata.com/problem/condensation/condensation.php

Mostly ventilation and keeping (letting out) the steam down
A dehumidifier may help to begin with

An RH meter from a garden centre can had for about £5

Most of your damp will be generated inside the house by normal living - a leaking gutter may be a cause on an external wall but it hasn't been raining much lately.

Peccavi, February 2010