In today’s market place insulation comes in a variety of formats and the levels of insulation people install should depend on a number of factors. One of the main considerations is the age of your property. The older your property the more insulation you will require. Current building regulations recommend a minimum of 275mm. Homes built twenty years ago typically have little over 100mm of insulation. The rise in thickness levels has been down to increased energy bills and the need to create more efficient homes.

source: http://insulationinfo.org

Another critical factor to consider is the r value of the insulation. You will want your insulation to be as effective as possible so finding an insulation type with a good r value is critical. The placement and thickness can be determined by the r value. An insulation type with a high r value won’t require as much as one with a low r value. (more…)