Building components- flat roof - fdrhbi10a-03
 
 


Cross-section of standard configuration
[Additional views]

last update22.02.2013/hfa.plb 		Data sheet

 flat roof: timber frame construction, ventilated, with dry lining


Performance rating

Fire protection performance  REI 30 
maximum span = 5 m; maximum load Ed,fi = 2,62 kN/mē
Classified by IBS
 
Thermal performance U [W/m²K] 0,16 
Diffusion adequate adequate 
mw,B,A [kg/m²] 21,8 
Calculated by HFA
 
Acoustic performance Rw (C;Ctr)   48 (-2;-6)
Ln,w (Cl)  – 
Assessed by TGM
 
Sustainability* OI3Kon 13,6 
Calculated by IBO
 
   
  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
A    sheet metal roofing or plastic roofing membrane      7800     A1
B   24,0 spruce wood closed cladding without spacing of cladding boards  0,130  50  500  1,600   D
C   80,0 spruce wood counter battens (ventilation)  0,130  50  500  1,600   D
D    sarking membrane sd & le; 0,3m       1000     E
D   15,0 fibreboard (MDF)   0,120  11  600  1,700   D
E   240,0 finger-jointed solid construction timber (80/..; e=800)  0,130  50  500  1,600   D
F   240,0 glass wool [0,0040; R=16]   0,040  1  16  1,030   A1
G   15,0 OSB (sealed with airtight tape)  0,130  200  650  1,700   D
H   50,0 spruce wood cross battens (50/80;a=400)  0,130  50  500  1,600   D
I   50,0 glass wool [0,0040; R=16]   0,040  1  16  1,030   A1
J   12,5 gypsum plasterboards with improved properties at high temperatures (fire) or  0,250  10  800  1,050   A2
J   12,5 gypsum fibre board   0,320  21  1000  1,100   A2


* Details of sustainability rating

GWP
[kg CO2 Äqv.]		 AP
[kg SO2 Äqv.]		 PEI ne
[MJ]		 PEI e
[MJ]		 EP
[kg PO4 Äqv.]		 POCP
[kg C2H4 Äqv.]
-59,1 0,279 677,9 1.197,7 0,041 0,012


* Mass per unit area

m
[kg/m²]		 calculation based on
49,8 gypsum fibre board