Page 3 / June 2022
Installation, Operation and Maintenance Instructions
Weather-proof louvre, horizontal,
WSG-H3 for flat roof
2 Type overview of horizontal weather-proof louvres
2.1 WSG-H3-Fu
(bottom flange without duct connection /
drainage over-roof)
The weather-proof louvre can be used on all flat roof
types with a pitch of 0°–35°. Drainage is over-roof.
2.2 WSG-H3-Fu-KA
(bottom flange with duct connection /
drainage over-roof)
The weather-proof louvre can be used on all flat roof
types with a pitch of 0°–35°. Drainage is over-roof. The
louvre is also equipped at the base with a duct connec-
tion.
2.3 WSG-H3-Fo
(top flange without duct connection /
internal drainage by pipes)
The weather-proof louvre can be used on all flat roof
types with a pitch of 0°–35°. Drainage is by internal drain
pipes.
2.4 WSG-H3-Fo-KA
(top flange with duct connection /
internal drainage by pipes)
The weather-proof louvre can be used on all flat roof
types with a pitch of 0°–35°. Drainage is by internal drain
pipes. The louvre is also equipped at the base with a duct
connection..
