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    Wind-driven ventilation ideal option for non-powered (NE) vent systems or as backup ventilation for power outages when the system is turned off to keep the room free of stale air. Used most commonly with the off-grid situation.

    Choose the Product options below

    Select this reducing collar to adapt the wind-driven vent from 150mm to 100mm.

    Select this reducing collar adaptor to reduce the pipe further, from 100mm to 50mm. Compatible with this system.

    Note: to reduce to 50mm, the 100mm adaptor above is also required - leave selected.

    Note: systems with 50mm piping will require a mounting stay (not supplied).

    Availability: 6 in stock
    $217.39 excl GST
    excluding shipping
    i h

    Wind Powered Ventilator for your composting Toilet


    Wind-driven ventilation is the ideal option for non-powered vent systems.

    Fits 100mm or 50mm PVC vent pipe with a reducing collar.



    Constructed from a UV stable, hail-resistant engineering polymer with a vertical vane design

    Precision stainless steel bearings capable of handling harsh environments

    Extraction rate = given wind of 5m/s = 135 l/s


    Designed to fit directly onto a 150mm PVC pipe. Can be adapted to fit 100mm or 50mm vent pipes with an adaptor - see Product Options.

    Note: all adaptors selected with this product will be professionally painted black.