Acoustic & Thermal Insulation For Metal Deck Roofs
Single Deck Application
Top Deck + Deck Liner Application
Curve Roof Application
Mudahjuta Industries Sdn Bhd 147668U 3A, Jalan Telawi 5, Bangsar Baru 59100 Kuala Lumpur Tel 22841019 Fax 22842339 email
[email protected] 10.11.2010
Mudahjuta Industries Sdn Bhd Project Sample Applications Subject Cogent Panel Proposals Page 1
A.
Metal Decks Acoustic and Thermal Insulation Double Deck Application
Acoustic Rating U Value
STC 45-47 0.48 W/m2K
0.6mm Kliploc or equivalent Damping Layer Options i. 6mm Ethafoam* Cushion ii. 25mm mineral wool @ 40Kg/m3 100mm width GI plate of 1.5mm thk to be fixed through insulation board to the deck liner below.
0.42mm BHP Lysaght Deck Liner or equivalent
Aluminium Vapour Barrier.
Standard Roof clips to be fixed to GI plate for conceal fixing.
Roof Truss @ 4850mm approx or as specified by structural engineer 125mm Galvanised purlins @ 1220mm centres to structural engineer’s approval
67mm thk Cogent HDR44 Insulation Panel
Cogent HDRe 44 Panel Size :
1220 x 1220mm
Thickness :
67 mm
Weight
: 18.5 kg/m2
Exoskeleton 6mm HD Shield Fibrous Silicate External Cladding boards that can be exposed to the most demanding weather conditions during installation.
Insulation Infill Insulation Infill to be mineral wool in accordance with acoustic data provided for HDRe44
Isolation The two panels are isolated at their connection with 5mm Ethafoam* Isolators Framework of Panel Framework shall be made from lightweight Dow Styrofoam* LB of 300kN/m2 compressive strength to receive screw fixing. Styrofoam* provides a watertight panel.
NB 125Hz to have a minimum reduction of 22dB
Mudahjuta Industries Sdn Bhd Project Sample Applications Subject Cogent Panel Proposals Page 2
B.
Metal Decks Acoustic and Thermal Insulation Double Deck Application
Acoustic Rating U Value
STC 40-42 0.48 W/m2K
0.6mm Kliploc or equivalent Damping Layer Options i. 6mm Ethafoam* Cushion ii. 25mm mineral wool @ 40Kg/m3 100mm width GI plate of 1.5mm thk to be fixed through insulation board to the deck liner below.
0.42mm BHP Lysaght Deck Liner or equivalent
Aluminium Vapour Barrier.
Standard Roof clips to be fixed to GI plate for conceal fixing.
Roof Truss @ 4850mm approx or as specified by structural engineer 125mm Galvanised purlins @ 1220mm centres to structural engineer’s approval
62mm thk Cogent HDRe39 Insulation Panel
Cogent HDRe 39 Panel Size :
1220 x 1220mm
Thickness :
62mm
Weight
: 17 kg/m2
Exoskeleton 4.5mm HD Shield Fibrous Silicate External Cladding boards that can be exposed to the most demanding weather conditions during installation.
Insulation Infill Insulation Infill to be mineral wool in accordance with acoustic data provided for HDRe39
Isolation The two panels are isolated at their connection with 3mm Ethafoam* impact Framework of Panel Framework shall be made from lightweight Styrofoam* LB of 300kN/m2 compressive strength to receive screw fixing. Styrofoam* provides a watertight panel.
Mudahjuta Industries Sdn Bhd Project Sample Applications Subject Cogent Panel Proposals Page 3
C.
Metal Decks Acoustic and Thermal Insulation Single Deck Application
Acoustic Rating U Value
STC 46-48 0.36 W/m2K
0.6mm Kliploc or equivalent Damping Layer 50mm mineral wool @ 40Kg/m3 Aluminium Vapour Barrier. Wire Mesh to be installed taut to compress mineral wool against underside of metal roof.
67mm thk Cogent HDR44 Insulation Panel Panel designed to span 1220mm centres
Cogent HDRe 44 Panel Size :
1220 x 1220mm
Thickness :
67mm
Weight
Standard Roof clips to be fixed to GI plate for conceal fixing.
Roof Truss @ 4850mm approx or as specified by structural engineer 125mm Galvanised purlins @ 1220mm centres to structural engineer’s approval. 50mm x 50mm angle GI cleat of 1.5mm (min) to be fixed to purlin.
: 18.5 kg/m2
Exoskeleton 6mm HD Shield Fibrous Silicate External Cladding boards that can be exposed to the most demanding weather conditions during installation.
Insulation Infill Insulation Infill to be mineral wool in accordance with acoustic data provided for HDRe44
Isolation The two panels are isolated at their connection with 5mm Ethafoam* impact Framework of Panel Framework shall be made from lightweight Styrofoam* LB of 300kN/m2 compressive strength to receive screw fixing. Styrofoam* provides a watertight panel.
NB 125Hz to have a minimum reduction of 22dB
Mudahjuta Industries Sdn Bhd Project Sample Applications Subject Cogent Panel Proposals Page 4
D.
Metal Decks Acoustic and Thermal Insulation Curve Deck Application
For Curve Roofs STC 44-46 0.48 W/m2K
Acoustic Rating U Value
0.6mm Kliploc or equivalent Damping Layer Options i. 6mm Ethafoam* Cushion ii. 25mm mineral wool @ 40Kg/m3 100mm width GI plate of 1.5mm thk to be fixed through insulation board to the deck liner below.
0.42mm BHP Lysaght Deck Liner or equivalent
Guofoil Vapour Barrier or equivalent.
Standard Roof clips to be fixed to GI plate for conceal fixing.
Roof Truss @ 4850mm approx or as specified by structural engineer 125mm Galvanised purlins @ 1220mm centres to structural engineer’s approval
37mm thk Cogent HDi 39/41 Insulation Panel
Cogent HDi 39/41 Panel Size :
1220 x 1220mm
Thickness :
37mm
Weight
: 17.0 kg/m2
Exoskeleton 6mm HD Shield Fibrous Silicate External Cladding boards that can be exposed to the most demanding weather conditions during installation.
Isolation Air Gap 5mm optimum air performance.
gap
inserted
Insulation Infill 20mm Immotus* graphite impregnated acoustic core, semi rigid foam that balance compressive strength with acoustic properties.
NB 125Hz to have a minimum reduction of 22dB
for
acoustic
