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| Technical values according to CEN/TC 16354
3 mm (1/8") 6 mm (1/4")
Acoustical performance test report IIC 65 ---
ASTM E 90, ASTM E 492, ASTM E 2179. STC 62 ---
Specimen Type: 152 mm (6”) ConcreteSlab with Drop Ceiling Delta IIC 24 ---
Acoustical performance test report IIC 55 52
ASTM E 90, ASTM E 492, ASTM E 2179 STC 50 50
Specimen Type: 152 mm (6”) ConcreteSlab WITHOUT Drop Ceiling
Delta IIC 25 25
Acoustical performance* test report IIC 75 ---
Specimen Type: 203 mm (8”) STC 73 ---
ConcreteSlab with Drop Ceiling Delta IIC 25 ---
Protection against unevenness PC 1.0 mm 2.8 mm
Compressive strength CS > 150 kPa > 150 kPa
Compressive creep resistance CC > 50 kPa > 50 kPa
Dynamic load resistance DL25 > 150.000 cycles > 150.000 cycles
Thermal resistance R 0.043 m²K/W 0.090 m²K/W
Water vapour diffusion resistance SD 0.02 m²K/W 0.03 m²K/W
Reaction to fire RTF E E
Resistance to impact by large diameter ball RLB > 800 mm > 850 mm
Fulfills minimum requirement of EPLF yes yes
| Packaging STEICO wood underlayment
Thickness (mm/inch) Size (ft) Weight\Pack (lbs) Pieces\Pack ft\Pack Weight (kg\m2)
3.0 \ 1/8 2x3 18 15 90 0.77
6.0 \ 1/4 2x3 26 15 90 1.35
| Characteristic values STEICO wood underlayment
Produced and supervised according to EN 13986
Porous wood fiber insulating board according to EN 622-4
Board designation EN 622-4 SB - E1
Edge design Square edged
Thermal conductivity l [W/(m2*K)]
accord. to EN 13986, Tab. 11 0.07 0.07
Bulk density r [kg / m3] ca. 250
Water vapour diffusion resistance factor μ 5
Applied materials wood fiber, aluminium sulphate, paraffin, dye
Waste code (EAK-Code) 030105 / 170201,
Disposal as wood and wood-based material
* Calculated value. Based on the results of acoustic performance tests of 6” stabs and on the sound absorption and transmission of given materials in similar experiments.
May vary upon specific features.
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