Matala Hakko Self-Weighted Diffuser Discs Size:7" Diameter 3/8" x 15' AE40055 653341179890

3/8" x 15' AE40055 653341179890 EnhanceAir™ Weighted Airline

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

typically in 2-4 weeks

This low maintenance solution saves you time and trouble

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

Matala Hakko Self-Weighted Diffuser Discs Size:7" Diameter 3/8" x 15' AE40055 653341179890Matala 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.