Our Heatsaver Wall Underliner by Saarpor, is an economical way to provide a basic layer of insulation for walls and ceilings. It will help keep your home warm and also slightly reduce sound transference between walls. Another advantage of using Polystyrene Insulation is that it covers minor cracks and wall imperfections.
Because it is a Paste the Wall product, hanging Insulation Polystyrene is a simple process. Simply apply WallrockThermal Liner Adhesive to the wall with a brush or roller and offer up the Polystyrene. Once on the wall allow to dry naturally and then hang Wallrock Fibreliner or Wallrock FIRELINER over the top for a completely smooth surface.
If you need more than just a basic insulation solution, take a look at Wallrock Thermal Liner which the most effective insulating lining paper on the market.
Important Safety Information
Compliance with Building Regulations;
This product should not be used in isolation for projects such as new builds and extensions where Building Regulations are applicable. If used as part of a system that both adds to the insulation value and protects the surface from fire it may be compliant but expert advice should be sought.
When used in isolation this product is suitable as a localised ‘problem solver’ for cold external walls and is not recommended for use in fire escape routes or on ceilings.
Fire resistance can also be improved significantly by cross lining the surface with Wallrock Fireliner applied with Fireliner FR Adhesive
Surfaces painted prior to 1960 may contain lead pigments and special precautions should be taken when preparing such surfaces.