Products for external wall insulation with sheep's wool:

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Heat and sound insulation
Thickness: 30-140 mm
Thermal conductivity λD: 0.037 W/mK
Fire performance: D-s2, d0; CH: RF3

Heat and sound insulation
Thickness: 150-280 mm
Thermal conductivity λD: 0.034 W/mK
Fire performance: D-s2, d0; CH: RF3

Naturally insulated from the outside in

Sheep's wool is in the outer walls here:

Naturally strong in function

Sheep's wool that can do more

ISOLENA sheep's wool insulation not only impresses with its Excellent thermal and sound insulation valuesbut also due to their natural moisture management and their harmlessness to health. Without any chemicals, but with a lasting effect - for healthy, long-lasting construction projects with real sustainability.

✅ Regulates moisture and prevents mould
✅ Insulates effectively against heat and cold all year round
✅ Free from chemicals, microplastics and additives
✅ Permanently moth-resistant thanks to Ionic Protect®
✅ Certified by natureplus®, EPD & more

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