PYREX® Gas Distribution Tube, 15mm diameter sintered thimble, porosity 0

Manufactured from 3.3 expansion borosilicate glass complying with ISO 3585 (ASTM E-438 Type 1 Class A), Sintered glass filter thimbles comply with ISO 4793, Ideal for the dispersion of gas in liquids, Choice of thimble porosities to achieve optimum gas bubble size, Sintered glass thimble O.D. 15mm