DucoGrille Classic N 50/75Z

DucoGrille Classic N 50/75Z

The DucoGrille Classic N 50/75Z is a recessed mounted wall louvre manufactured from extruded aluminium profiles. The Turn and Click system ensures quick and easy assembly. An insect screen is fitted as standard. The Z shaped blade ensures a tight design.

Technical features
Visual free area 80 %
Physical free area 49 %
K factor intake 9
K factor exhaust 13,87
Ce 0,33
Cd 0,27
Fitting Depth 65 mm
Blade pitch 75 mm
Frame flange 0 mm
Insect mesh (S= Standard / O= Optional)
Perforation P1
Perforation P2
SS insect mesh 2,3 x 2,3 mm S
SS bird mesh 6 x 6 mm O
SS bird mesh 20 x 20 x 0,5mm O
Watertightness (with insect mesh)
v = 0 m-s B(98.6%)
v = 0,5 m-s C
v = 1 m-s C(94.7%)
v = 1,5 m-s C
v = 2 m-s C(82.2%)
v = 2,5 m-s D