Replacement Parts for Matala Base Air Diffusers

Diffuser Base ONLY (No Fitting or Bag) PVC Fitting for Single Base PVC Fitting for Double Base Converter: Single to Double Diffuser Multi-Barb: 3/4" MPT x 3/8" - 1" Barb Fitting Bag for MDB11 + MDB12 Fitting Bag for MDB22 + MDB24 9" Replacement Diffuser Disc on 3/4" MPT Stem 3" Riser Pipe