Series 450 Stormwater Pit Riser

Part of Everhard’s Series 450 stormwater system accessories, the Series 450 Stormwater Pit Riser provides a simple and effective way to increase the depth of an existing Series 450 pit by 300 mm. Made from 100% recycled polymer, the riser offers corrosion resistance and durability while remaining lightweight for easier handling and installation. Designed to integrate with Series 450 stormwater pit cases and grates, this riser lets you adjust pit depth to meet site-specific drainage needs without heavy equipment or complex modifications.