EasyPro™ Membrane Diffusers Mesh Size_ 1/2" distances between the inside holes

distances between the inside holes are 8"

Visual maintenance indicator quickly alerts when air filter needs to be cleaned or changed

algae nozzle and variable universal nozzle (2-10 mm) so you can be sure that it can handle any type of pond debris

WF29L Melody Filter Lid - These drop ship from EasyPro

14545 - Replacement Diaphragm for the AP-40

EasyPro™ Membrane Diffusers Mesh Size_ 1/2" distances between the inside holesMD3 10. 5"diameter Replacement Membrane Diffuser Membrane Diffusers A great alternative to air stones in many aeration applications Hundreds of I slots that open as air pressure builds inside of the diffuser Center of the membrane does not have slots and acts as a check valve when air flow stops Diffusers have a 3 4 male thread inlet and are 10 1 2 in diameter Heavy duty membrane will last for years Uniform bubble distribution with up to 3 CFM air flow