Home Editorial Product Focus - September 2018 Product Focus - September 2018 Sep 10, 2018 | by Craig Mandli Distribution Boxes - Clarus Environmental Tru-Flow Splitter Distribution Boxes - Polylok 24-inch (10-hole) Rhino Box Distribution Boxes - TUF-TITE Distribution Box with Speed Leveler Drainfield Media - BioMicrobics BioBarrier membrane bioreactor Drip Tubing - Jet Inc. Drip Irrigation Headworks Filters/Filter Media - Advanced Drainage Systems Septic Stack Filters/Filter Media - Eljen GSF Filters/Filter Media - Premier Tech Aqua Ecoflo Biofilter Filters/Filter Media - Presby Environmental Inc. (PEI) EnviroFin Filters/Filter Media - Sim/Tech Filter No-Vault Spray System - Norweco spray irrigation system