This 4" Flexible Vent Duct is used to connect your Envirolet™ Remote Composting Unit (Waterless or Low Water model) to 4" rigid ABS piping, which then connects to your 4" Wind Turbine. It is extremely durable and connects easily. A 4" ABS coupling is required to connect this Flexible Vent Duct to rigid ABS pipe.
New Envirolet™ Remote Systems come standard with 4 feet of Flexible Vent Duct and one 4" ABS coupling. Check to see if you need any more. Be sure to add addional Flex Vent Duct at time of ordering.