The RH9520ET 20 inch Extension Tube is a Polypropylene tube is used for inspection and as an access opening to the ground level. It is fitted with a collar to accept the lid. It is easily cut to length using the molded-in parallel lines. Up to three extension tubes can be combined. This Polypropylene tube is used with Vortex Rainwater Fine Filters (RH9518-04) for inspection and as an access opening to the ground level.
Find out more about rainwater harvesting and products from JR Smith at http://www.jrsmith.com
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