Can You Insulate Solid Stone Walls

Solid walls have no gap so they can t be filled with cavity wall insulation.

Can you insulate solid stone walls. Internal solid wall insulation works by adding a thermal layer of material to the existing wall. The thicker they are the less they lose. External wall insulation involves applying an insulating layer and a decorative weatherproof finish to the outside wall of a building. Cavity walls are made of two layers with a small gap or cavity between them.

When warm and moist air was getting in contact with a colder insulated stone wall condensation appeared. Investigation discovered impermeable eps insulated plasterboard used as internal insulation in a solid stone wall. Solid walls if they are dry don t lose a lot of heat. Solid floors can also be insulated but don t risk damage to original solid floors such as flagstones by lifting them just to lay insulation.

Solid walls can be insulated internally by fitting rigid boards to the wall or building a separate stud wall and filling the gap with insulating material for example mineral wool fibre. If your home was built before the 1920s its external walls are probably solid walls rather than cavity walls. If the floor must be lifted for another reason or you have a modern concrete floor insulation can be a good idea. The only trouble is things just don t work that way.

The external cladding or render is generally the major cost so you want to maximize the amount of insulation to maximize the benefits. After some time she discovered moisture build up on the internal walls. Rigid insulation boards are around 2 to 4 inches thick and made of plasterboard backed with insulation material usually foamed plastic. Solid stone or brick properties typically built before the 20th century where cavity wall insulation is understandably not an option you have a choice between external or internal wall insulation.

You should note also that the person who did your energy survey did not actually measure the thermal insulation value of your walls he simply ticked a box saying you had solid stone walls and. Saint gobain insulation uk manufacture and supply glass mineral wool slabs and slabs along with rigid polyisocyanurate pir boards that can be considered suitable for a wide range of applications across solid masonry walls masonry cavity walls timber framed walls steel framed walls rainscreen cladding walls and prefabricated walls. We ve had many enquiries about insulation to old houses especially to the inside of the external walls. For solid walled homes i e.

It seems at first glance very sensible. Solid wall insulation may be suitable for a variety of property types such as brick stone steel framed and concrete construction.