Building components- flat roof - fdmbi01a
 
 


Cross-section of standard configuration
[Additional views]

Last update28.09.2017/hfa.plb
flat roof: solid wood construction, not ventilated, with dry lining, suspended

register of building materials used for this application, cross-section
(from top to bottom, dimensions in mm)

  Thickness Building material  λ   μ min - max   ρ   c  Reaction to fire
EN
  sealing sheet sd≥ 100m            
*   Insulation material(2*100)            
  sealing sheet e.g. bitumen           
 125.0 cross laminated timber ≥ 125,0; at least 5-layers, top layer at least 27,5 mm)  0,130  50  500  1,600   D
 70.0 acoustic hanger (suspension); e=415;           
*   Exchangeable layer          
 12.5 gypsum plasterboards with improved properties at high temperatures (fire) or  0,250  10  800  1,050   A2
 12.5 gypsum fibre board   0,320  21  1000  1,100   A2
   
               
  Variations of building components

No. Thickness of layer Note Fire performance Thermal performance Acoustic performance Eco Sustainability Mass HTMLPDF
  B* F* Σ   REI U [W/(m²K)] mw,B,A [kg/m²] Diffusion Ln,w(Cl) Rw(C,Ctr) OI3Kon m [kg/m²]   
00   200,0  60,0  412,5  F=mineral wool [040; 20]  60  0,14  12,9  adequate  –  51(,)  55,0  118,4   fdmbi01a-00  
B = wood-fibre insulation board [0,045; R=160]
01   200,0  60,0  412,5  null
F=mineral wool [040; 20] 
60  0,13  12,9  adequate  –  48(-3,-9)  25,0  89,4   fdmbi01a-01  
B = Polystyrene EPS-W [R=15]