Matala Hakko Air Diffusers with Included Base Diffuser Type:MDB11-12 with Riser (Small Base / One 12" Diffuser) *Special order sizes can take

*Special order sizes can take up to several months to arrive

5oz 1501 - 2000 6oz 1

If you have a filter without a media agitator

5" Step 8"L x 5

ball socket assembly and all necessary fittings

Matala Hakko Air Diffusers with Included Base Diffuser Type:MDB11-12 with Riser (Small Base / One 12" Diffuser) *Special order sizes can takeMatala Hakko Base Air Diffusers are membrane air diffuser assemblies that feature heavy duty plastic bases with soft edges. These bases are hollow so that they can be filled with sand or gravel, eliminating the need for bricks and straps to get the diffuser to sink. Two sizes of bases are offered: the small base can accommodate one or two diffusers, and the large base can accommodate two or four diffusers. Heavy duty diffusers produce medium bubbles,