RoofWhirlys4Africa Toilet / Sewer Ventilation to Fit on 110mm Pipe White A Energy Saving, Silent Operation, Anti Dust Tower Fan  (White)

RoofWhirlys4Africa toilet/sewer vents for healthy natural ventilation of toilets and sewerage systems The RoofWhirlys4Africa wind turbine sewer/toilet vents (aka whirlybird vents) are designed and manufactured from completely non-corrosive materials to withstand the impact of noxious air streams from sewers, toilets, pits, and drains. These sewer vents are exceptionally durable and can withstand extreme climate, wind, or rain. This sewer vent is turned by wind from the outside and sewer gases from the inside. When a septic tank's ventilation system is insufficient it develops lingering foul odors. Installing a RoofWhirlys4Africa wind driven turbine ventilator (aka whirlybird vents) ensures almost no smell. This product is for a toilet/sewer and NOT for a chimney.