Cavity walls are made of two layers with a small gap or cavity between them.
External insulation solid stone walls.
Fitting wood fibreboard external insulation.
Just to be clear we only recommend insulating the external walls of your house ie.
Rockwool provides a range of solutions which address the insulation requirements for all types of internal and external walls.
Most external insulation systems deal with this challenge through the inclusion of a vapour barrier between the wall and the insulation but it is worth checking with your manufacturer supplier.
For external wall insulation a board and render system such as the wood fibre board may be appropriate if it allows the vapour permeability of the wall to be maintained.
External solid wall insulation and damp.
A word about words.
Ty mawr solid stone walls.
It seems at first glance very sensible.
The only trouble is things just don t work that way.
Insulate the inside of the house make it nice and warm cozy no heat loss.
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.
Insulating your solid walls could cut your heating costs considerably and make your home more comfortable.
With that in mind when we use the word external we just mean the outside of the external walls of your house.
Another advantage of solid wall insulation is that it will cause the temperature of the walls themselves to rise.
The ones that let in air from the outside world.
Solid walls if they are dry don t lose a lot of heat.
Solid stone walls tend not to be solid at all.
The thicker they are the less they lose.
Whether the construction is masonry timber frame metal frame or a rainscreen façade specify a rockwool wall insulation solution with confidence.
You can do this internally or externally for instance by insulating the inside or the outside of your external walls.
Apply wood fibre board typically 40mm in thickness to the walls.
If your home was built before the 1920s its external walls are probably solid walls rather than cavity walls.
Insulating with cork image credit.
Solid walls have no gap so they can t be filled with cavity wall insulation.
Protect the boards from direct moisture.
External wall solutions comprise of an insulation layer fixed to the existing wall with a protective render or decorative finish.
Our insulation delivers a number of benefits beyond thermal performance in external walls such as best in class fire resistance exceptional noise reduction water repellence as well as vapor permeability and dimensional stability meaning excellent fit and real world performance for the lifetime of the building.