TEII fine air bubble diffuser's mixing function provides tremendous surface contact of the liquid being aerated by releasing a 6" length of fine air bubble per unit.  Air is sheared as it discharges from the air orifice of the diffuser body.  The TEII air diffuser body is a 6" 2000 degrees F Heat Bonded Silica with medium pores to create a fine air bubbles.

TEII-AD-FA12 Fine Air Diffuser Medium Pore, 6" Length, 1/2" NPT