Cavity wall insulation can cause damp.
Cavity wall insulation polystyrene beads problems.
Experts now claim that while the cavity wall insulation was incorrectly fitted in some cases it was unsuitable in other properties and should never have been offered at all.
Similarly if your cavity walls were wrongly insulated this could cause you problems down the line.
If properly installed these materials should theoretically be superior to mineral wool fibre as they are inherently waterproof.
The polystyrene used for cwi is in the form of virgin pre formed bead which is usually combined with a.
The next of the cavity wall insulation problems i m going to cover is.
If you re installing cavity wall insulation it s worth opting for a modern insulating material with proven performance.
When we went undercover to investigate the quality of insulation suitability inspections in 2011 our findings suggested that you can t always rely on assessors to carry out thorough inspections or warn of potential damp problems even those from big brands such as marks spencer npower and tesco.
There are two other materials commonly used for cavity wall insulation bonded polystyrene beads and foam.
Find out if your home s likely to be affected.
Neither material is used as widely as mineral wool fibre because of cost.
Independent research has confirmed that cavity wall insulation is a very reliable process.
Coincidentally this issue also tends to affect houses that have been retrofitted with blown in fibre insulation such as mineral wool and fibreglass wool more than houses treated with eps expanded polystyrene beads.