DucoGrille Close 35Z

DucoGrille Close 35Z

The DucoGrille Close G 35Z and N 35Z are closable recessed mounted wall louvres made from extruded aluminium profiles. The DucoGrille Close is also available as a closable window louvre (F 35Z), ideally suited for Night Cooling. The unique Z shaped blades provide adjustable ventilation available in manual or electric operation.

Technical features
DucoGrille Close G 35Z DucoGrille Close N 35Z DucoGrille Close F 35/24 Z DucoGrille Close F 35/28 Z
Visual free area 51 % 51 % 51 % 51 %
Physical free area 39 % 39 % 39 % 39 %
K factor intake 30,38 30,38 30,38 30,38
K factor exhaust 23,67 23,67 23,67 23,67
Ce 0,18 0,18 0,18 0,18
Cd 0,21 0,21 0,21 0,21
Fitting Depth 42 mm 42 mm
Frame width 45 mm 45 mm
Blade pitch 50 mm 50 mm 50 mm 50 mm
Flange width 24 mm 28 mm
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 Close G 35Z S O O
DucoGrille Close N 35Z S O O
DucoGrille Close F 35/24 Z S O O
DucoGrille Close F 35/28 Z S O O
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 Close G 35Z (B)98,25% (B)96,52% (C)88,82% (D)39,83% D D
DucoGrille Close N 35Z (B)98,25% (B)96,52% (C)88,82% (D)39,83% D D
DucoGrille Close F 35/24 Z (B)98,25% (B)96,52% (C)88,82% (D)39,83% D D
DucoGrille Close F 35/28 Z (B)98,25% (B)96,52% (C)88,82% (D)39,83% D D