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	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