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4. Installation
To main
power/switch
Optional
Y-branch
Figure 2 Ventilation Option for Dual Vent
Additional dual vent kit, Y-branch, 3
metre length flexi ducting and inlet
grille with adjustable damper (Kit
model no: BR500 or DKV500)
For dual installation, bathroom, toilet or laundry,
adjust inlet grilles to balance air flow as required.
The strongest extraction should be at the shower,
please adjust damper accordingly.
Cut 232mm dia hole for
grille fitment
• Do not reduce the ducting size. 150mm must be used. Reducing the ducting will reduce extraction
• No sharp bends in the ducting
• Do not kink the ducting
• keep the amount of bends in the ducting to 2 or 3
• Do not use semi-rigid or solid ducting
IMPORTANT
2m of ducting
2m of ducting
Bell-mouth Adaptor
Back Draft Stopper
BR522 Duel Vent System or optional DVK500 Installation
