144mm coarse bubble diffuser

Adopt high quality and anti-corrosion ABS material. Low pressure loss, non-return action, and never block.
Also suitable for aquaculture industry.

Specification:
A. Material: ABS resin and PU.
B. Air flow capacity: 100 liter/min~450 liter/min
C. Weight: 135g
D. Installation position: upward or downward
E. Installation joint: outer thread PT1B; inner thread PT3/4B