VF5 Floor Deck Catalog NRC Values

 

Table 10 lists the noise reduction values for PLB-CD, BCD, PLW2-CD, PLW3-CD, W3CD, PLN3-CD, N3-CD, PLN-CD and NCD FORMLOK™ cellular acoustical decks.
 
It can be found on page 35 of the Verco VF5 Floor Deck Catalog

Table 10: Noise Reduction Coefficients of Acoustical FORMLOK™ Cellular Deck
Profile Roof Insulation AC Insulation Absorption Coefficients SSA NRC RAL Test No.
125
Hz
250
Hz
500
Hz
1000
Hz
2000
Hz
4000
Hz
PLB-CD AC
or BCD AC
Poly-iso Plain 0.17 0.60 0.91 1.06 0.76 0.53 0.82 0.85 A13-251
Poly-iso Wrapped 0.34 0.53 0.76 0.55 0.40 0.33 0.57 0.55 A13-249
PLW2-CD AC
or W2CD AC
Poly-iso Plain 0.32 0.55 0.79 0.89 0.62 0.48 0.71 0.70 A13-242
Poly-iso Wrapped 0.34 0.53 0.98 0.78 0.45 0.32 0.69 0.70 A13-241
PLW3-CD AC
or W3CD AC
Poly-iso Plain 0.50 0.77 0.98 0.77 0.62 0.50 0.77 0.80 A13-245
Poly-iso Wrapped 0.46 0.74 1.09 0.68 0.55 0.34 0.76 0.75 A13-247
PLN3-CD AC
or N3CD AC
Poly-iso Plain 0.58 0.70 1.16 0.93 0.79 0.63 0.90 0.90 A13-234
Poly-iso Wrapped 0.54 0.70 0.92 0.67 0.50 0.33 0.70 0.70 A13-237
PLN-CD AC
or NCD AC
Poly-iso Plain 0.84 0.79 1.16 0.98 0.82 0.60 0.96 0.95 A04-143

NOTES:
AC - cellular deck with perforated bands in the flat bottom plate
Plain - unwrapped fiberglass insluation batts without facing
Wrapped - encapsulated fiberglass insulation batts