Highest Ever Efficient ECOTUBE 2010 EPDM membrane diffuser

ECOTUBE 2010 E diffusers are: 1. Proven for the highest ever oxygen transfer efficiency upto 6.75% SOTE consistently 2. slit size from 0.6 mm upto 2 mm in increments of 0.05 mm. 3. Lowest resistance only 225 mm WC compared to 450 to 600 mm in others - a further power saving of 18% to 35% 4. EPDM compound is specially blend for high tensile strength - high average life of 36 to 72 months compared to 12 to 18 months in other makes.