Building components- floor towards attic (uninhabitable) - ddrtxn04b-03
 
 


Cross-section of standard configuration
[Additional views]

last update10.07.2014/hfa.plb
Data sheet

floor towards attic (uninhabitable): timber frame construction, not suspended, dry


Performance rating

Fire protection performance  REI 60 
maximum span = 5 m; maximum load Ed,fi = 3,66 kN/mē
Classified by IBS
 
Thermal performance U [W/(m²K)] 0,17 
Diffusion adequate 
mw,B,A [kg/m²] 26,1 
Calculated by HFA
 
Acoustic performance Rw (C;Ctr)   44 (-1;-5)
Ln,w (Cl)  – 
Assessed by TGM
 
Sustainability* OI3Kon -5,5 
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
 50,0 Magnesite-bound lightweight wood wool board   0,120  2 - 5  700  1,400   
 24,0 spruce wood cladding with spacing of cladding boards(24/100); a=400  0,130  50  500  1,600   D
 220,0 finger-jointed solid construction timber (80/..; e=625)  0,130  50  500  1,600   D
 220,0 glass wool [0,0035; R=50]   0,035  50  1,030   A1
  vapour barrier sd≥ 2m       1000     
 24,0 spruce wood cladding with spacing of cladding boards(24/100); a=400  0,130  50  500  1,600   D
 25,0 gypsum plasterboards with improved properties at high temperatures (fire) (2x12,5 mm) or  0,250  10  800  1,050   A2
 25,0 gypsum fibre board (2x12,5 mm)  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.]
-22,6 0,138 485,2 671,4 0,020 0,008


* Mass per unit area

m
[kg/m²]
calculation based on
82,9 gypsum plasterboard (DF)