EnhanceAir™ PRO Diffuser Rings by Complete Aquatics Liquid Hikari® Ultimate® is a full-function

Hikari® Ultimate® is a full-function water conditioner for freshwater and marine aquariums

The EPDM rubber membrane is wrapped around a hollow plastic tube

Membrane Diameter Connection Net Weight MD-3W Silicone 3"

Nessler's total ammonia test will give false

Instantly "ages" water to make a safe environment

EnhanceAir™ PRO Diffuser Rings by Complete Aquatics Liquid Hikari® Ultimate® is a full-functionThe EnhanceAir PRO Diffuser Ring has a unique 360 ring shape that improves water circulation and a raised design that provides maximum efficiency. This self weighted diffuser includes a back flow check valve and attaches to EnhanceAir PRO Self Weighted Air Line or other 3 8" self weighted air line. The base plate keeps the diffuser away from rocks, gravel and bottom debris. SKU UPC Code Description Dimensions Air Flow Range AE40121 653341177193 PRO