E2B2 Dispensing Platform EnvirOx’s E2B2™ dispensing system delivers simplicity, savings and amazing results with a complete line of cleaning products. Delivers one product at two dilutions = 95% of all cleaning. Easy-to-use dispensing system is color-coded for quick training. Easy bottle loading. ASSE 1055B-certified backflow prevention. Two dilutions, high- and low-flow dispensing for bottles, buckets and auto-scrubbers. Small footprint — 9.5"w x 18"h (empty) Reusable, high-quality DEMA® construction.