Sheep's wool insulation
ISOLENA Optimal




Item number: OPI01800BR24
Density: 18 kg/m³
Application: Roof Extension, Ceiling – Overhead Insulation, Interior Wall, Interior Room Air Renovation: Partition Walls, Installation Level, Wooden Construction
Our ISOLENA Optimal sheep's wool insulation is made of 100% wool and is renewable, durable, recyclable and manufactured without synthetic additives.
- The multiflexible thermal and sound insulation is the best solution for standard constructions with up to 140 mm insulation thickness.
- The thickness is elastic and also encloses cable ducts without further processing.
- Small excesses in width flexibly adapt to the construction.
- The insulation roll with the beam felt for quick mechanical fixing into the horizontal and inclined supporting structures (rafters, frames, transoms, etc.).
We manufacture ISOLENA Optimal in the following standard dimensions:
Art-Nr. | Thickness (mm) |
Width (mm) |
Length (mm) |
Item /PU |
kg /PU |
m² /PU |
Form of delivery | |
---|---|---|---|---|---|---|---|---|
15001 |
30 |
600 |
12000 |
2 items |
7,78 kg |
14,40 m² |
set of 2 or pallet with 18 x set of 2 (0,75 ldm) |
|
15002 |
40 |
600 |
12000 |
2 items |
10,37 kg |
14,40 m² |
set of 2 or pallet with 16 x set of 2 (0,75 ldm) |
|
15003 |
50 |
600 |
9000 |
2 items |
9,72 kg |
10,80 m² |
set of 2 or pallet with 16 x set of 2 (0,75 ldm) |
|
15004![]() |
60 |
600 |
9000 |
2 items |
11,66 kg |
10,80 m² |
set of 2 or pallet with 16 x set of 2 (0,75 ldm) |
|
15005 |
90 |
650 |
9000 |
2 items |
12,64 kg |
11,70 m² |
pallet with 16 x set of 2 (0,80 ldm) |
|
15006![]() |
80 |
600 |
6000 |
2 items |
10,37 kg |
7,20 m² |
set of 2 or pallet with 16 x set of 2 (0,75 ldm) |
|
15007 |
80 |
650 |
6000 |
2 items |
11,23 kg |
7,80 m² |
set of 2 or pallet with 16 x set of 2 (0,80 ldm) |
|
15008![]() |
100 |
600 |
6000 |
2 items |
12,96 kg |
7,20 m² |
set of 2 or pallet witht 14 x set of 2 (0,75 ldm) |
|
15009 |
120 |
600 |
6000 |
2 items |
15,55 kg |
7,20 m² |
set of 2 or pallet with 12 x set of 2 (0,75 ldm) |
|
15010 |
140 |
600 |
3000 |
2 items |
9,07 kg |
3,60 m² |
pallet with 18 x set of 2 (0,75 ldm) |
Sondermaße sind ab einer Mindermenge von 4,56 m³ ohne Aufpreis erhältlich.
Und hier Text zu den Technsichen Daten
European technical approval | ETA-07/0214 | ![]() |
---|---|---|
Nature Plus® | 0103-1006-099-1 | ![]() |
Thermal conductivity λtr | 0,038 W/mK | |
Vapour diffusion resistance factor μ | 1 | |
Specific heat capacity c | 1760 J/kgK | |
Length-related flow resistance according to EN 29053 | r = 4,1 kPa s/m² | |
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 | |
Assessed degree of sound absorption D. 50 mm according to ÖNORM EN ISO 11654 | αw = 0,75 | |
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. |
Degree of sound absorption with a thickness of 50 mm according to ISO 354
f[Hz] | 125 | 250 | 500 | 1.000 | 2.000 | 4.000 |
---|---|---|---|---|---|---|
αs | 0,43 | 0,47 | 0,68 | 0,76 | 0,86 | 0,95 |
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.


- Insert the insulation rolls from bottom to top and fix the surface felt to the rafters by stapling it laterally.
- The rolls can be cut to length by tearing by hand or with the ISOLENA cutting device.