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Manrose features an extensive selection of through wall extraction systems which are designed to be easily installed and ducted straight through an exterior wall. The range features 78 different fans, including options for: AC or energy efficient EC, standard, trickle continuous, timer, or automated switching, auto-shutters, app controls, fan sizes, and several grilles and fascias. Kits are supplied with a fan, ducting, fixtures and fittings, and a weatherproof cowl.
The acceptable solutions for G4 (G4/AS1) outlines specific extract ventilation requirements in homes. If natural activities or environmental conditions produce any of the types of air pollution outlined in NZBC G4 3.3, mechanical ventilation is required.
Additionally; as per table 2 in NZS4303:1990, private dwellings require 0.35 air changes per hour, but no less than 7.5 L/s per person.
For extraction ventilation, table 2 in NZS4303:1990 requires at least 50L/s intermittently or 12L/s continuously for kitchens, 25L/s intermittently or 10L/s continuously for bathrooms and toilets.
SELV (safety extra low voltage) fans are available to use in wet area zones 1, 2 and 3 as defined in AS/NZS 3000:2018.
Manrose fans have proven reliability with decades of experience in the ventilation industry. Our experts have grown the range to include a variety of specialist products, in addition to standard fans.
SELV fan kits feature 12V motors with 12V isolating transformers.
Auto shutter models feature automated backflow prevention vanes.
All Manrose fan kits include a section of ducting (typically either PVC or aluminium semi-rigid) and an exterior grille or weatherproof cowl.
Manrose fans feature a 5-year warranty.
Providing the trade and consumers with innovative products for air extraction, ventilation, and clever lighting and sensor lighting products.
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