Floor constructions for renovation

wood 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

Wood 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 screed element 25 mm
Gutex Thermofloor, 20mm, s‘ ≤ 30MN/m3
Fermacell honeycomb fill 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 screed element 25 mm
Gutex Thermofloor, 20mm, s‘ ≤ 30 MN/m3
Fermacell honeycomb fill 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

wood 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

wood chipboard 28 mm
Isover EP2, 30 mm, s‘ ≤ 15 MN/m3
Fermacell honeycomb fill 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 screed element 25 mm
Gutex Thermofloor, 20mm, s‘ ≤ 30 MN/m3
Fermacell honeycomb fill 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‘ = 6 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‘ = 6 MN/m3
LIGNATUR surface element (LFE 200)

predicted value Rw = 60 dB
predicted value Ln,w = 62 dB

cement screed 50 mm
Isover EP1, 40 mm s‘ = 6 MN/m3
Fermacell honeycomb fill 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‘ = 6 MN/m3
Fermacell honeycomb fill 30 mm
LIGNATUR surface element (LFE 200) with fill 100 kg/m²

Rw,P = 74 dB, C100-3150 = -1 dB, C50-3150 = -11 dB
Ln,w,P = 39 dB, CI,100-2500 = 0 dB, CI,50-2500 = 12 dB

Knauf raised floor Camillo
Fermacell honeycomb fill 60 mm
OSB 15mm
LIGNATUR surface element (LFE 200) with fill 100 kg/m²

Rw,P = 71 dB, C100-3150 = -2 dB, C50-3150 = -8 dB
Ln,w,P = 64 dB, CI,100-2500 = -12 dB, CI,50-2500 = -10 dB

melted asphalt 34 mm
Gutex Thermosafe-wd 30 mm
Fermacell honeycomb fill 60 mm
LIGNATUR surface element (LFE 200)

Rw,P = 67 dB, C100-3150 = -1 dB, C50-3150 = -6 dB
Ln,w,P = 51 dB, CI,100-2500 = -2 dB, CI,50-2500 = 3 dB

melted asphalt 34 mm
Gutex Thermosafe-wd 30 mm
Fermacell honeycomb fill 60 mm
LIGNATUR surface element (LFE 200) with fill 100 kg/m²

Rw,P = 73 dB, C100-3150 = -3 dB, C50-3150 = -12 dB
Ln,w,P = 42 dB, CI,100-2500 = 1 dB, CI,50-2500 = 10 dB

Terrace constructions

concrete plate 50 mm, chippings 20 mm, protective membrane 2 mm
two-layered elastomer bitumen membrane 8 mm
PUR / PIR rigid foam 140 mm
vapour barrier 2 mm
LIGNATUR surface element (LFE 200) with fill 100 kg/m²

Rw,P = 61 dB, C100-3150 = -2 dB, C50-3150 = -2 dB
Ln,w,P = 47 dB, CI,100-2500 = -1 dB, CI,50-2500 = 4 dB

concrete plate 50 mm, chippings 20 mm, protective membrane 2 mm
two-layered elastomer bitumen membrane 8 mm
PUR / PIR rigid foam 120 mm, mineral fibre Flumrock floor plate 25 mm
vapour barrier 2 mm
LIGNATUR surface element (LFE 200) with fill 100 kg/m²

Rw,P = 63 dB, C100-3150 = -1 dB, C50-3150 = -2 dB
Ln,w,P = 39 dB, CI,100-2500 = -1 dB, CI,50-2500 = 14 dB

Floor constructions silence12

cement screed 50 mm
Isover EP1, 40 mm s‘ = 6 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‘ = 6 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‘ = 6 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‘ = 6 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‘ = 6 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‘ = 6 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

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 120 mm
vapour barrier 2 mm
LIGNATUR surface element (LFE 200)

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

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

predicted value Rw = 44 dB