riser

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200 mm (8"). Bolts and gasket included. Material: fibreglass and plastic. Compatible with concrete Ecoflo® compact biofilter models EC-5.0, EC-6.5, EC-8.4, STB-500, STB-650, and ST B-840 from Premier Tech Water and Environment. Note: only one riser can be used on the concrete Ecoflo® compact biofilter. Show more