Matala Hakko Self-Weighted Diffuser Discs Size:7" Diameter Helix Super Strength Beneficial Bacteria

Helix Super Strength Beneficial Bacteria is of the highest quality and contains electrolytes

The ADD-5 is recommended for up to 20 liters of air per minute and the ADD-8 is recommended for up to 35 liters of air per minute

Available in the following media types:

and the internal thermostat will turn the unit off and on as needed

typically in 2-4 weeks

Matala Hakko Self-Weighted Diffuser Discs Size:7" Diameter Helix Super Strength Beneficial BacteriaMatala Hakko Self Weighted Disc Diffusers are EPDM air diffuser assemblies that feature weighted bases that help keep the diffusers anchored to the bottom and right side up. We recommend the MD 3W up to 7LPM, MD 5W up to 25 LPM, and the MD 7W to 40 liters of air per minute. Produces medium bubbles, reducing back pressure on the pump SKU Membrane Diameter Connection Net Weight MD 3W Silicone 3" 3 16" 0. 47lb MD 5W EPDM 5" 3 8" 2. 36lb MD 7W 7" 3 8" 3.