Sheep's wool insulation
ISOLENA Optimal Plus




Item number: OPP02200BR24
Density: 22kg/m³
Application: Interior Finishing, Room Air Renovation – Suspended (Acoustic-)Ceiling
Our ISOLENA Optimal Plus sheep's wool insulation is made of 100% wool and is renewable, durable, recyclable and manufactured without synthetic additives.
- Sound insulation with air-purifying effect.
- Ideally suited for the installation behind acoustic ceilings. Pull the insulation roll with the beam felt as visible side into the substructure.
- No fiber fly.
We manufacture ISOLENA Optimal Plus in the following standard dimensions:
Art-Nr. | Thickness (mm) |
Width (mm) |
Length (mm) |
Item /PU |
kg /PU |
m² /PU |
form of delivery | |
---|---|---|---|---|---|---|---|---|
150023 | 30 | 600 | 9000 | 2 items | 6,48 kg | 10,80 m² | pallet with 22 x set of 2 (0,75 ldm) | |
150024 | 60 | 600 | 6000 | 2 items | 8,64 kg | 7,20 m² | pallet with 16 x set of 2 (0,75 ldm) |
European technical approval | ETA-07/0214 | ![]() |
---|---|---|
Nature Plus® | 0103-1006-099-1 | ![]() |
Thermal conductivity λtr | 0,035 W/mK | |
Vapour diffusion resistance factor μ | 1 | |
Specific heat capacity c | 1760 J/kgK | |
Fire behaviour according to EN 13501-1 | D-s2, d0; CH: RF3 | |
Fire behaviour according to acoustic ceiling element according to EN 13501-1* | B-s1, d0 | |
Mould growth intensity according to EN ISO 846 | 0 | |
*Perforated Plasterboard thickness 12 mm, perforation Ø 18/18 – 5 mm, ISOLENA Optimal thickness 40 mm, 60 mm back ventilation. |
Superstructure testing 1
- Board: Heradesign® Superfine 25 mm
- Acoustic lining: ISOLENA Optimal Plus Thickness 30 mm
- Assessed sound absorbation level according to ÖNORM EN ISO 11654: αw = 0,75 (LH)


Source: Heradesign
Superstructure testing 2
- Board: Heradesign® Superfine 25 mm
- Acoustic lining: ISOLENA Optimal Plus Thickness 60 mm
- Assessed sound absorbation level according to ÖNORM EN ISO 11654: αw = 0,80 (LH)


Source: Heradesign
Superstructure testing 3
- Board: Vogl Akustikdesignplatte 8/18R Thickness 12,5 mm
- Acoustic lining: ISOLENA Optimal Plus Thickness 30 mm
- Acoustic fleece: AV2010
- Assessed sound absorbation level according to ÖNORM EN ISO 11654: αw = 0,75


Source: Vogl Deckensysteme GmbH
Superstructure testing 4
- Board: Vogl Akustikdesignplatte 12/25Q Thickness 12,5 mm
- Acoustic lining: ISOLENA Optimal Plus Thickness 30 mm
- Acoustic fleece: AV2010
- Assessed sound absorbation level according to ÖNORM EN ISO 11654: αw = 0,80


Source: Vogl Deckensysteme GmbH
Bauaufsichtliche Zulassung | ETA-07/0214 |
---|---|
Nature Plus® | 0103-1006-099-1 |
Wärmeleitfähigkeit λtr | 0,038 W/mK |
Dampfdiffusionswiderstandszahl μ | 1 |
Spez. Wärmekapazität c | 1760 J/kgK |
Längenbez. Strömungswiderstand nach EN 29053 | r = 4,1 kPa s/m² |
Brandverhalten nach EN 13501-1 | D-s2, d0; CH: RF3 |
Brandverhalten Akustikdeckenelement nach EN 13501-1* | B-s1, d0 |
Bewerteter Schallabsoptionsgrad D. 50 mm nach ÖNORM EN ISO 11654 | αw = 0,75 |
Schimmel-Wachstumsintensität nach EN ISO 846 | 0 |
*Gelochte Gipskartonplatte Dicke 12 mm, Lochung Ø 18/18 – 5 mm, ISOLENA Optimal Dicke 40 mm, 60 mm Hinterlüftung. |
- Quick installation, ideally suited for working overhead.
- No dust mask and no protective clothing necessary.
- The rolls can be cut to length by tearing by hand or with the ISOLENA cutting device.



