DucoGrille Acoustic G 75/L

  • Recessed mounting louvre with flange
  • Sound absorbing up to 6 dB
  • 2 aesthetic applications

Technical features

 

DucoGrille Acoustic G 75Z

DucoGrille Acoustic G 75L

Insect mesh (S= Standard / O= Optional)

Type

Perforation P1

Perforation P2

SS insect mesh 2,3 x 2,3 mm

SS bird mesh 6 x 6 mm

SS bird mesh 20 x 20 x 0,5mm

DucoGrille Acoustic G 75Z

XX

S

O

X

DucoGrille Acoustic G 75L

XX

S

O

X

Watertightness (with insect mesh)

Type

v = 0 m-s

v = 0,5 m-s

v = 1 m-s

v = 1,5 m-s

v = 2 m-s

v = 2,5 m-s

DucoGrille Acoustic G 75Z

B(97,8%)

B(95,1%)

C(89,4%)

D(77,3%)

D

D

DucoGrille Acoustic G 75L

B(97,2%)

C(93,9%)

C(88,2%)

D(75%)

D

D

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