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.
Cavity wall insulation polystyrene beads problems.
The polystyrene used for cwi is in the form of virgin pre formed bead which is usually combined with a.
There are two other materials commonly used for cavity wall insulation bonded polystyrene beads and foam.
Independent research has confirmed that cavity wall insulation is a very reliable process.
Eps expanded polystyrene beads and polyurethane foam are the most commonly used these days and with good reason.
In 2015 thermal imaging company irt surveyed 250 000 properties with cavity wall insulation and found problems in half the homes.
The next of the cavity wall insulation problems i m going to cover is.
Find out if your home s likely to be affected.
Problems are therefore extremely rare but if they do occur ciga has the expertise to ensure that they are swiftly rectified.
Cavity wall insulation can cause damp.
Neither material is used as widely as mineral wool fibre because of cost.
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.
Similarly if your cavity walls were wrongly insulated this could cause you problems down the line.