Erfurt Heatsaver Wall Underliner is a 2mm thick thermal lining paper designed to improve energy efficiency in the home. It reduces heat loss through walls, helping rooms stay warmer and more comfortable while lowering energy costs. The liner also smooths out minor surface imperfections, creating a better base for wallpaper or paint. Easy to hang with the correct adhesive, it’s a practical solution for both comfort and decoration.

Key Features

• 2mm thermal liner reduces heat loss

• Improves energy efficiency and comfort

• Covers minor surface imperfections

• Provides a smooth base for paint or wallpaper

• Use with Wallrock Thermal Liner Adhesive for best results

Ideal For

• Reducing heat loss in living rooms, bedrooms, and hallways

• Improving wall insulation in older properties

• Creating a warmer, more comfortable home environment

• Prepping walls before painting or wallpapering

Application

1. Ensure surfaces are clean, dry, and free from loose material

2. Apply Wallrock Thermal Liner Adhesive evenly to the wall

3. Hang liner smoothly, butt joining edges carefully

4. Allow to dry fully before painting or wallpapering

5. Store rolls flat and dry before use

Available Sizes / Grades
Roll size: 10m x 0.75m, 2mm thickness

Safety & Restrictions

• For interior walls only

• Not suitable for damp or unprepared surfaces

• Always use the recommended adhesive for reliable performance