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Sound insulation values

Sound insulation values of approved floor constructions

All types of construction have been tested in the laboratory for building acoustics of the «ift» in Rosenheim (DE).

Floors in refurbishment

Floor constructions

Terrace constructions

Floor constructions silence 12

Dry lining floor constructions

Roof constructions

Floors in refurbishment

chipboard 28 mm
Isover EP2, 30 mm, s‘ ≤ 15 MN/m3
LIGNATUR box element (LKE 200) with fill 90 kg/m²

Rw,P = 61 dB, C100-3150 = -6 dB, C50-3150 = -9 dB
Ln,w,P = 52 dB, CI,100-2500 = 2 dB, CI,50-2500 = 5 dB

4164 Messprotokoll Schallschutz

4164 Schallschutz

chipboard 28 mm
Isover EP2, 30 mm, s‘ ≤ 15 MN/m3
LIGNATUR box element (LKE 200)

Rw,P = 49 dB, C100-3150 = -3 dB, C50-3150 = -4 dB
Ln,w,P = 67 dB, CI,100-2500 = 0 dB, CI,50-2500 = 1 dB

4158 Messprotokoll Schallschutz

4148 Schallschutz

Fermacell dry screed board 25 mm
Gutex Thermofloor, 20 mm, s‘ ≤ 30 MN/m3
Fermacell honeycomb infill 30 mm
LIGNATUR box element (LKE 200)

Rw,P = 61 dB, C100-3150 = -3 dB, C50-3150 = -7 dB
Ln,w,P = 59 dB, CI,100-2500 = 0 dB, CI,50-2500 = 1 dB

4168 Messprotokoll Schallschutz

4168 Schallschutz

Fermacell dry screed board 25 mm
Gutex Thermofloor, 20 mm, s‘ ≤ 30 MN/m3
Fermacell honeycomb infill 30 mm
LIGNATUR box element (LKE 200) with fill 90 kg/m²

Rw,P = 68 dB, C100-3150 = -5 dB, C50-3150 = -12 dB
Ln,w,P = 49 dB, CI,100-2500 = 2 dB, CI,50-2500 = 6 dB

4166 Messprotokoll Schallschutz

4166 Schallschutz

chipboard 28 mm
Isover EP2, 30 mm, s‘ ≤ 15 MN/m3
Fermacell honeycomb infill 30 mm
LIGNATUR box element (LKE 200) silence12 with fill 75 kg/m²

Rw,P = 69 dB, C100-3150 = -4 dB, C50-3150 = -10 dB
Ln,w,P = 47 dB, CI,100-2500 = 1 dB, CI,50-2500 = 5 dB

4152 Messprotokoll Schallschutz

4152 Schallschutz

chipboard 28 mm
Isover EP2, 30 mm, s‘ ≤ 15 MN/m3
Fermacell honeycomb infill 30 mm
LIGNATUR box element (LKE 200) silence12 with fill 75 kg/m²

Rw,P = 69 dB, C100-3150 = -4 dB, C50-3150 = -10 dB
Ln,w,P = 47 dB, CI,100-2500 = 1 dB, CI,50-2500 = 5 dB

4153 Messprotokoll Schallschutz

4153 Schallschutz

Fermacell dry screed board 25 mm
Gutex Thermofloor, 20mm, s‘ ≤ 30 MN/m3
Fermacell honeycomb infill 30 mm
LIGNATUR box element (LKE 200) silence12 with fill 75 kg/m²

Rw,P = 70 dB, C100-3150 = -4 dB, C50-3150 = -9 dB
Ln,w,P = 49 dB, CI,100-2500 = 0 dB, CI,50-2500 = 4 dB

4154 Messprotokoll Schallschutz

4154 Schallschutz

cement screed 50 mm
Isover EP1, 40 mm s‘ ≤ 7 MN/m3
LIGNATUR box element (LKE 200) silence12 with fill 75 kg/m²

Rw,P = 72 dB, C100-3150 = -2 dB, C50-3150 = -9 dB
Ln,w,P = 52 dB, CI,100-2500 = -7 dB, CI,50-2500 = -5 dB

4151 Messprotokoll Schallschutz

4151 Schallschutz

Floor constructions

cement screed 50 mm
Isover EP1, 40 mm s‘ ≤ 7 MN/m3
LIGNATUR surface element (LFE 200)

Rw,P = 61 dB, C100-3150 = -1 dB, C50-3150 = -4 dB
Ln,w,P = 62 dB, CI,100-2500 = -3 dB, CI,50-2500 = -1 dB

4309 Messprotokoll Schallschutz

LFE Decke Schallschutz

cement screed 50 mm
Isover EP1, 40 mm s‘ ≤ 7 MN/m3
chippings 60 mm
LIGNATUR surface element (LFE 200)

Rw,P = 71 dB, C100-3150 = -2 dB, C50-3150 = -8 dB
Ln,w,P = 46 dB, CI,100-2500 = -2 dB, CI,50-2500 = 4 dB

4169 Messprotokoll Schallschutz

4169 Schallschutz

cement screed 50 mm
Isover EP1, 40 mm s‘ ≤ 7 MN/m3
LIGNATUR surface element (LFE 200) with fill 50 kg/m²

Rw,P = 71 dB, C100-3150 = -2 dB, C50-3150 = -6 dB
Ln,w,P =52 dB, CI,100-2500 = -6 dB, CI,50-2500 = -1 dB

4311 Messprotokoll Schallschutz

4311 Schallschutz

Knauf GIFAfloor 100mm, FHB 32 mm
cement screed 50 mm
Isover EP1, 40 mm s‘ ≤ 7 MN/m3
LIGNATUR surface element (LFE 200) with fill 50 kg/m²

Rw,P = 74 dB, C100-3150 = -4 dB, C50-3150 = -8 dB
Ln,w,P =43 dB, CI,100-2500 = 1 dB, CI,50-2500 = 9 dB

4329 Messprotokoll Schallschutz

4329 Schallschutz

cement screed 50 mm
Isover EP1, 40 mm s‘ ≤ 7 MN/m3
chippings 30 mm
LIGNATUR surface element (LFE 200) with fill 50 kg/m²

Rw,P = 76 dB, C100-3150 = -4 dB, C50-3150 = -13 dB
Ln,w,P = 42 dB, CI,100-2500 = 1 dB, CI,50-2500 = 8 dB

4317 Messprotokoll Schallschutz

4317 Schallschutz

cement screed 50 mm
Isover EP1, 40 mm s‘ ≤ 7 MN/m3
concrete flags 50 mm
LIGNATUR surface element (LFE 200) with fill 50 kg/m²

Rw,P = 78 dB, C100-3150 = -3 dB, C50-3150 = -11 dB
Ln,w,P = 40 dB, CI,100-2500 = 1 dB, CI,50-2500 = 6 dB

4294 Messprotokoll Schallschutz

4294 Schallschutz

Terrace constructions

concrete flags 40 mm, chippings 30 mm, protective membrane
self-adhesive membrane alwitra 2 mm
PUR / PIR rigid foam 200 mm
vapour barrier
LIGNATUR surface element (LFE 200) with fill 50 kg/m²

Rw,P = 65 dB, C100-3150 = -2 dB, C50-3150 = -3 dB
Ln,w,P = 49 dB, CI,100-2500 = -2 dB, CI,50-2500 = 5 dB

4293 Messprotokoll Schallschutz

4293 Schallschutz

wood grating on sylomer 82 mm
concrete flags 40 mm, joint with grit
self-adhesive membrane alwitra 2 mm
EPS-insulation board 200 mm
vapour barrier
LIGNATUR surface element (LFE 240) with fill 50 kg/m²

Rw,P = 60 dB, C100-3150 = -1 dB, C50-3150 = -2 dB
Ln,w,P = 37 dB, CI,100-2500 = -2 dB, CI,50-2500 = 10 dB

4292 Messprotokoll Schallschutz

4292 Schallschutz

concrete flags 400x400 on stilt bearings 86 mm
self-adhesive membrane alwitra 2 mm
EPS-insulation board 200 mm
vapour barrier
LIGNATUR surface element (LFE 240) with fill 50 kg/m²

Rw,P = 50 dB, C100-3150 = -2 dB, C50-3150 = -7 dB
Ln,w,P = 46 dB, CI,100-2500 = -4 dB, CI,50-2500 = 2 dB

4303 Messprotokoll Schallschutz

4303 Schallschutz

concrete flags 400x400 on stilt bearings 86 mm
self-adhesive membrane alwitra 2 mm
EPS-insulation board 200 mm
vapour barrier
LIGNATUR surface element (LFE 240) with fill 50 kg/m²

Rw,P = 50 dB, C100-3150 = -2 dB, C50-3150 = -7 dB
Ln,w,P = 46 dB, CI,100-2500 = -4 dB, CI,50-2500 = 2 dB

4303 Schallschutz

Mode of operation of the damper:

The floor is even. The mass lies on the spring (damper).

By walking on it, the floor starts to swing. Dampers, inert masses on the springs, minimize the impact at 50Hz, the 2nd, 3rd or 4th natural frequency. In this example the 3rd natural frequency is shown.

Floor constructions silence 12

cement screed 50 mm
Isover EP1, 40 mm s‘ ≤ 7 MN/m3
elastically bonded chippings 100 mm
LIGNATUR surface element (LFE 240) silence12 with acoustics

Rw,P = 71 dB, C100-3150 = -2 dB, C50-3150 = -10 dB
Ln,w,P = 41 dB, CI,100-2500 = 0 dB, CI,50-2500 = 2 dB

4130 Messprotokoll Schallschutz

Schallschutz Schalldämmwerte

cement screed 50 mm
Isover EP1, 40 mm s‘ ≤ 7 MN/m3
elastically bonded chippings 100 mm
LIGNATUR surface element (LFE 240) silence12

Rw,P = 72 dB, C100-3150 = -1 dB, C50-3150 = -8 dB
Ln,w,P = 44 dB, CI,100-2500 = -2 dB, CI,50-2500 = -1 dB

4133 Messprotokoll Schallschutz

4133 Schallschutz

cement screed 50 mm
Isover EP1, 40 mm s‘ ≤ 7 MN/m3
elastically bonded chippings 80 mm
LIGNATUR surface element (LFE 240) silence12
false ceiling GKB 12.5 mm with battens 25 mm

Rw,P = 76 dB, C100-3150 = -3 dB, C50-3150 = -12 dB
Ln,w,P = 43 dB, CI,100-2500 = 1 dB, CI,50-2500 = 2 dB

4139 Messprotokoll Schallschutz

4139 Schallschutz

cement screed 50 mm
Isover EP1, 40 mm s‘ ≤ 7 MN/m3
elastically bonded chippings 80 mm
LIGNATUR surface element (LFE 240) silence12
suspended ceiling 2 x GKF 15 mm with suspension hangers with protective rubber 170 mm

Rw,P = 82 dB, C100-3150 = -2 dB, C50-3150 = -16 dB
Ln,w,P = 25 dB, CI,100-2500 = 1 dB, CI,50-2500 = 14 dB

4135 Messprotokoll Schallschutz

4135 Schallschutz

cement screed 50 mm
Isover EP1, 40 mm s‘ ≤ 7 MN/m3
elastically bonded chippings 60 mm
LIGNATUR surface element (LFE 240) silence12 with acoustics

Rw,P = 71 dB, C100-3150 = -1 dB, C50-3150 = -10 dB
Ln,w,P = 43 dB, CI,100-2500 = 0 dB, CI,50-2500 = 2 dB

4146 Messprotokoll Schallschutz

4146 Schallschutz

cement screed 50 mm
Isover EP1, 40 mm s‘ ≤ 7 MN/m3
elastically bonded chippings 100 mm
LIGNATUR surface element (LFE 240) silence12 with acoustics

Rw,P = 71 dB, C100-3150 = -2 dB, C50-3150 = -10 dB
Ln,w,P = 41 dB, CI,100-2500 = 0 dB, CI,50-2500 = 2 dB

4147 Messprotokoll Schallschutz

4147 Schallschutz

Dry lining floor constructions

Knauf GIFAfloor FHB 32 mm
Isover EP 2, 30 mm s‘ ≤ 15 MN/m3
chippings 30 mm
LIGNATUR surface element (LFE 200) with fill 50 kg/m2

Rw,P = 70 dB, C100-3150 = -4 dB, C50-3150 = -10 dB
Ln,w,P = 49 dB, CI,100-2500 = 0 dB, CI,50-2500 = 8 dB

4334 Messprotokoll Schallschutz

4334 Schallschutz

Knauf GIFAfloor FHB 32 mm + LEP 18 mm
Knauf TPT03, 30 mm s‘ = 9 MN/m3
chippings 30 mm
LIGNATUR surface element (LFE 200) with fill 50 kg/m²

Rw,P = 73 dB, C100-3150 = -4 dB, C50-3150 = -11 dB
Ln,w,P = 47 dB, CI,100-2500 = 1 dB, CI,50-2500 = 10 dB

4336 Messprotokoll Schallschutz

4336 Schallschutz

Knauf GIFAfloor 28 mm
Landolt TS Silent 3 mm
concrete flags 60 mm
Isover EP 2, 30 mm, s‘ ≤ 15 MN/m3
LIGNATUR surface element (LFE 200) silence12 with fill 50 kg/m²

Rw,P = 72 dB, C100-3150 = -2 dB, C50-3150 = -7 dB
Ln,w,P = 47 dB, CI,100-2500 = -2 dB, CI,50-2500 = 2 dB

4225 Messprotokoll Schallschutz

4225 Schallschutz

Knauf GIFAfloor Klima 38 mm
Landolt TS Silent 3 mm
concrete flags 60 mm
Isover EP 2, 30 mm, s‘ ≤ 15 MN/m3, on the edge Thermofloor
LIGNATUR surface element (LFE 200) silence12 with fill 50 kg/m²

Rw,P = 72 dB, C100-3150 = -3 dB, C50-3150 = -7 dB
Ln,w,P = 46 dB, CI,100-2500 = -1 dB, CI,50-2500 = 3 dB

4228 Messprotokoll Schallschutz

4228 Schallschutz

Roof constructions

two-layered elastomer bitumen membrane 8 mm
PUR / PIR rigid foam 140 mm
vapour barrier 2 mm
LIGNATUR surface element (LFE 200)

Rw,P = 40 dB, C100-3150 = -2 dB, C50-3150 = -2 dB

4102 Messprotokoll Schallschutz

4102 Schallschutz

two-layered elastomer bitumen membrane 8 mm
mineral wool Flumrock PRIMA 200 mm
vapour barrier 2 mm
LIGNATUR surface element (LFE 200)

Rw,P = 50 dB, C100-3150 = -1 dB, C50-3150 = -2 dB

4107 Messprotokoll Schallschutz

4107 Schallschutz

two-layered elastomer bitumen membrane 8 mm
EPS-insulation board 120 mm
vapour barrier Bauder TEC KSD FBS 3 mm
LIGNATUR surface element (LFE 200) with acoustics

Rw,P = 43 dB, C100-3150 = -2 dB, C50-3150 = -5 dB

4354 Messprotokoll Schallschutz

4354 Schallschutz

gravel 50 mm
two-layered elastomer bitumen membrane 8 mm
Bauder ECO F rigid foam 160 mm
vapour barrier Bauder TEC KSD FBS 3 mm
LIGNATUR surface element (LFE 200) with acoustics

Rw,P = 55 dB, C100-3150 = -1 dB, C50-3150 = -5 dB

4351 Messprotokoll Schallschutz

4351 Schallschutz

gravel 50 mm
self-adhesive membrane alwitra 2 mm
EPS-insulation board 200 mm
vapour barrier
LIGNATUR surface element (LFE 240) with fill 50 kg/m2

Rw,P = 64 dB, C100-3150 = -2 dB, C50-3150 = -4 dB

4295 Messprotokoll Schallschutz

4295 Schallschutz

tile, ventilation, permeable flexible roof underlay
wood fibre 80 mm
LIGNATUR surface element (LFE 200) insulated

predicted value Rw = 44 dB

LFE Dach Schallschutz
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