Air Stone Model #1031 { 1" x 1" x 3" } with 1/4" OD Poly barb, Medium Pore Air Diffuser Stone {Same as AS5L}

**Suggested CFM .30 or LPM 8.5 **Weight .16 lb.

Maximum Pore Size 140 Microns

Service life at PH Below 8.0 UNLIMITED

Aeration increases surface agitation and oxygen levels,

thereby eliminating "dead spots" and water stratification.

Bubblemac air stones are self-weighted and produce uniform bubbles,

and are also resistant to clogging.

Our Diffuser Bumpers increase the efficiency of the air stone by

providing 20% additional bubble area. (the underside of the diffuser)

Bubblemac Aeration Products provides the

"Highest Quality Air Diffusers Available on the Market Today"

Made in the USA