Building components- flat roof - fdrobo01a
 
 


Cross-section of standard configuration
[Additional views]

note:
ATTENTION: Regarding protection against moisture an object-related proof in terms of paramter like e.g. climate, shading class etc. is required. Therfore a hygrothermic simulation is necessary (e.g.WUFI), a simple Glaser calculation ist not allowed.


Last update29.08.2017/hfa.plb
flat roof: timber frame construction, not ventilated, without dry lining, directly

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
  Plastic roofing membrane            E
 25.0 OSB   0,130  200  650  1,700   D
*   Exchangeable layer          
*   mineral wool [040; 33] with metal strip to retain the insulation in case of fire (0,63/100 mm; e=500)  0,040  33  1,030   A1
  moisture-adaptive vapour retarder            E
 18.0 OSB   0,130  200  650  1,700   D
   
               
  Variations of building components

No. Thickness of layer Note Fire performance Thermal performance Acoustic performance Eco Sustainability Mass HTMLPDF
  C* D* Σ   REI U [W/(m²K)] mw,B,A [kg/m²] Diffusion Ln,w(Cl) Rw(C,Ctr) OI3Kon m [kg/m²]   
00   200,0  200,0  240,0  C=finger-jointed solid construction timber (60/200; e=800)  60  0,21  20,1    –  37(,)  17,0  39,9   fdrobo01a-00  
 
01   240,0  240,0  280,0  C=finger-jointed solid construction timber (60/240; e=800)  60  0,17  20,1    –  38(,)  23,6  42,5   fdrobo01a-01  
 
02   280,0  280,0  320,0  C=finger-jointed solid construction timber (80/280; e=800)  60  0,16  20,6    –  39(,)  29,2  47,8   fdrobo01a-02  
 
03   300,0  300,0  340,0  C=glued laminated timber (80/300; e=800)  60  0,15  20,6    –  39(,)  36,5  49,2   fdrobo01a-03