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Manual
NJDEP Certification Letter Up-Flo Filter Extended Maintenance Cartridge

NJDEP has certified Up-Flo® Filter Extended Maintenance Cartridge at the highest flow rate available for any given footprint.

Manual
Up-Flo Filter Approval by Washington DOE

This approval letter confirms that Up-Flo Filter is accepted for General Use Level Designation (GULD) by the Washington Department of Ecology

Manual
Virginia DEQ Approves Up-Flo Filter

Virginia DEQ Approves Up-Flo Filter for 40% Phosphorus Removal 

Manual