Seachem Glass Bubble Counter Diffuser Disc 17 mm silent air x4 This kit combines the Marine

This kit combines the Marine pH & Alkalinity

No preservatives

This greatly increases the contact time of the air bubbles in the water column and reduces turbulence within the skimmer

This flake mixture is specially blended to provide your prize guppies with the growth

They are suited to a wide variety of aquarium setups from saltwater to freshwater

Seachem Glass Bubble Counter Diffuser Disc 17 mm silent air x4 This kit combines the MarineThe Bubble Counting Diffuser is a pollen style CO2 diffuser that connects to CO2 injection systems to easily disperse CO2 gas into the planted aquarium. The built in bubble counter allows for easy monitoring of the rate of CO2 injection. The inclusion of a bubble counter in the diffuser makes the use of a bubble counter on the CO2 tank or in line unnecessary. The Bubble Counting Diffuser has a 17 mm disc. Compatible with 6 mm (1 4") Standard Airline