Single Base Kit W/ 9″ Air Diffuser (MDB11) Matala

Matala offers a 9″ membrane air diffuser assembly that features a hollow base that can be filled with sand or gravel. This eliminates the need for bricks and straps to get the diffuser to sink. Available in both a single head or dual head assemblies. Single head handles airflow from 1.0 – 4.2 cfm.