Floor constructions for renovation

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

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

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

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

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

Rw,P = 63 dB, C100-3150 = -2 dB, C50-3150 = -5 dB
Ln,w,P = 53 dB, CI,100-2500 = 1 dB, CI,50-2500 = 2 dB

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

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

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

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

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

Rw,P = 67 dB, C100-3150 = -1 dB, C50-3150 = -5 dB
Ln,w,P = 45 dB, CI,100-2500 = -1 dB, CI,50-2500 = 6 dB

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

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

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

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

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

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

concrete flags on stilt bearings 92 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 = 49 dB, C100-3150 = -1 dB, C50-3150 = -1 dB
Ln,w,P = 44 dB, CI,100-2500 = -2 dB, CI,50-2500 = 3 dB

Floor constructions silence12

cement screed 50 mm
Isover EP1, 40 mm s‘ ≤ 7 MN/m3
elastically bonded chippings 70 mm
LIGNATUR surface element (LFE 240) silence12

Rw,P = 72 dB, C100-3150 = -1 dB, C50-3150 = -9 dB
Ln,w,P = 45 dB, CI,100-2500 = -2 dB, CI,50-2500 = 0 dB

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.

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

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

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

cement screed 50 mm
Isover EP1, 40 mm s‘ ≤ 7 MN/m3
elastically bonded chippings 60 mm
LIGNATUR surface element (LFE 240) silence12, acoustics type 3.1

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

cement screed 50 mm
Isover EP1, 40 mm s‘ ≤ 7 MN/m3
elastically bonded chippings 100 mm
LIGNATUR surface element (LFE 240) silence12, acoustics type 3.1

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

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

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

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

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

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

chippings 50 mm, protective membrane 2 mm
two-layered elastomer bitumen membrane 8 mm
EPS-insulation board 220 mm
vapour barrier
LIGNATUR surface element (LFE 200)

Rw,P = 53 dB, C100-3150 = -1 dB, C50-3150 = -2 dB

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

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

predicted value Rw = 44 dB