Products for internal wall insulation:

Delete selection
The best price-performance ratio for large interior wall surfaces.
Thickness: 30 - 140 mm
Thermal conductivity: λD: 0.037 W/mK
Fire behaviour: D-s2, d0; CH: RF3
Total CO₂ Balance: -15 kg CO₂ equivalent / m³
Minimal space requirement. Maximum sound insulation. For demanding use.
Thickness: 30 - 80 mm
Thermal conductivity: λtr: 0.033 W/mK
Fire behaviour: D-s2, d0; CH: RF3
Total CO₂ Balance: -24.6 kg CO₂-eq / m³

Internal wall insulation made from sheep's wool: Properties, processing and circular potential.

Sheep's wool replaces conventional insulating materials 1:1 without redesign, without compromise. Healthy living spaces, circular and designed for future generations.

Your advantages with natural ISOLENA sheep's wool insulation in interior walls:

Simple installation
1:1 replacement of
mineral wool with added value
  • No need to change your plans: sheep’s wool insulation fits into any standard construction.
  • Quick installation For internal walls: Time spent is the same as with mineral wool, usually even less.
  • Convenient to use: Quick cutting to length by simply tearing by hand, dust-free.
  • Healthy working conditions: No itching, no rashes, no respiratory irritation. No skin protection or mask required.
  • Cost-effective: No waste, no disposal costs on site.
Healthy indoor air
Ensures a healthy
living environment
  • 100 % Natural: no chemicals, no reinforcing fibres, no additives.
  • No emissions: Patented, biocide-free protection against wool pests.
  • Purifies the air in the room: sheep’s wool actively neutralises formaldehyde and other VOCs.
  • No harmful fibre dust: No health concerns arising from fibre dust, for example where there are open openings in interior walls.
Renewable raw material
Recyclable
natural insulation material
  • A renewable natural product: around 1.2 billion sheep worldwide provide a continuous supply of raw wool. A raw material that renews itself.
  • No hazardous waste: sheep’s wool insulation is fully recyclable
  • Can be re-installed elsewhere on a 1:1 basis without any loss of quality – no disposal costs are incurred.
  • CO₂ savings: Sustainable and demonstrably resource-efficient according to the EPD

Knauf & ISOLENA Drywall System

Internal insulation · Partition walls

This is how partition wall insulation works with natural sheep's wool insulation

Whether timber frame, metal stud, or clay partition: ISOLENA fits.

Partition walls are more than just space-defining elements: when properly insulated, they improve sound insulation, indoor climate and comfort. ISOLENA offers tried-and-tested systems for timber-framed, metal-framed and clay-built walls, tailored to the requirements of timber framers, drywall installers and architects.

Natural Interior

You’ll find sheep’s wool in these interior walls:

Contact & Advice

The right contact person —

depending on what you're planning.

Whether you are a private client, architect or specialist contractor: choose the path that fits your project. We ensure that you get put through directly to the right person.

Book B2B initial consultation

15 minutes, no-obligation. We will clarify your initial situation with ISOLENA and Silentum and jointly determine the next steps.

Local specialist partner

Our dealers and specialist contractors will advise you personally. With experience, in some cases their own warehouses and the right know-how for ISOLENA and Silentum.

To our consultants

Here you have a direct line to us by email or phone.

Isolena Consultant