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Thermal insulation

Thermal insulation →

Roof insulation icon

Roof insulation
Between rafter insulation
Rafter insulation
External wall insulation

External wall insulation
Facade insulation
Block/double block insulation
Double-shell masonry
Ceiling insulation (thermal insulation) Icon

Ceiling - not accessible
Top floor ceiling
Tie-beam ceiling

Sound insulation & room acoustics

Sound insulation & room acoustics →

Sound insulation ceiling

Ceiling insulation
Suspended ceiling
Sound proof ceiling
Acoustic ceiling
Acoustic decoupling

Acoustic decoupling
Floor
Ceiling
Floor insulation

Floor
Floor insulation
Acoustic underlay insulation
Sub floor insulation
Room acoustics

Room acoustics
Acoustic felt
Acoustic panels

Thermal & sound insulation

Heat & sound insulation →

Interior wall insulation

Internal wall
Partition wall insulation
Installation level
Facing shell
Indoor air decontamination
Window insulation, door insulation, joint insulation

Windows, joints & elements
Window and skylight insulation
Door insulation
Expansion joints
Cavity insulation

Products for external wall insulation with sheep's wool:

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ISOLENA Optimal
Optimal insulation roll
ISOLENA Optimal
ISOLENA Optimal

Heat and sound insulation
Thickness: 30-140 mm
Thermal conductivity λtr: 0.038 W/mK
Fire behaviour: D-s2, d0

Product details
ISOLENA Premium
Premium insulation roll
ISOLENA Premium
ISOLENA Premium

Heat and sound insulation
Thickness: 160-300 mm
Thermal conductivity λtr: 0.035 W/mK
Fire behaviour: D-s2, d0

Product details
Naturally insulated from the outside in

Sheep's wool is in the outer walls here:

Kindergarten Atzenbrugg
Kindergarten Atzenbrugg, AT
Kindergarten Atzenbrugg, AT

The Atzenbrugg kindergarten impresses with its sustainable architecture and flexible use. With ISOLENA sheep's wool insulation as external insulation, the building offers high resilience and energy efficiency, even in extreme flooding conditions.

Client: Atzenbrugg market town, architect: Elisabeth Schuh

Reference-FIH-District Chamber of Agriculture-LM-4829
District Chamber of Agriculture, AT
District Chamber of Agriculture, AT

The information building of the District Chamber of Agriculture and the FIH Ried sends a clear signal in favour of regional value creation. Through the use of wood and 250 m³ sheep's wool .

Client: District Chamber of Agriculture & FIH Ried, Architects: Fink Thurnher ZT GmbH

Eden workshop reference
ERDEN Werkhalle, AT
ERDEN Werkhalle, AT

The ERDEN factory building is a pilot project for the prefabrication of rammed earth elements, including an office wing, in which a timber construction with rammed earth walls supports the architecture for the first time on this scale. The use of regional raw materials, solar energy and ISOLENA Optimal & Premium in the façade emphasises the sustainable concept.

Client: Lehm Ton Erde Baukunst GmbH, Planning: Martin Rauch, Lehm Ton Erde Baukunst GmbH

Apartment block Birmensdorf
Apartment block Birmensdorf, CH
Apartment block Birmensdorf, CH

Several generations can breathe easy here: Exterior walls, installation levels, partition walls, floors and ceilings are insulated with sheep's wool.

Client: Spicher Moosmann family | Architect: Bellevue Studio | Contractor: Strabag AG, timber construction

Detached house Zuwill
Detached house Zullwil, CH
Detached house Zullwil, CH

In the modern timber construction in Zullwil in Switzerland, sheep's wool insulation is used in exterior walls, installation levels, partition walls, floors and ceilings.

Client: Stais family | Architect: Bellevue Studio | Executing: Stamm AG, Arlesheim

PlusEnergy house
PlusEnergy house, CH
PlusEnergy house, CH

The Q-busPlus house shines with a positive energy balance, not least thanks to the sheep's wool insulation in the inner shell of the exterior walls.

Client and architect: arento ag | Executing: Robert Romer Holzbau

Acoustically optimised meeting room
Lehner Wool Centre, AT
Lehner Wool Centre, AT

How could it be otherwise: sheep's wool products are of course particularly popular in our own construction projects. From insulation to carpet and acoustic felt, our Lehner wool centre has it all.

Owner and client: Isolena Naturfaservliese GmbH | Architect: Norbert Bruckner

View all references
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

All advantages in detail
naturally well advised:

Personal, honest, solution-orientated

Whether you are an architect, fabricator or retailer - we support you with expertise, tested solutions and honest advice. You will receive answers, inspiration and suitable products made from sheep's wool. Sustainable. Effective. From a single source.

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