Seachem Glass Beetle Diffuser - 30mm Seachem Glass Beetle Diffuser - 30mm is a pollen-style glass CO2 diffuser for planted aquariums, designed to disperse larger volumes of CO2 gas through a broad 30 mm diffuser disc. Seachem 30mm Beetle Diffuser for Planted Aquariums The 30 mm Beetle Diffuser connects to CO2 injection systems and disperses CO2 into the planted aquarium through a large diffuser disc. Its larger surface area makes it a strong option for larger planted tanks or higher-growth aquariums that require more CO2 distribution. Glass CO2 Diffuser Benefits Pollen-style CO2 diffuser for planted aquariums. Large 30 mm disc supports diffusion of higher CO2 volumes. Glass design provides a clean low-visibility appearance in aquascapes. Connects directly to pressurized CO2 injection systems. Compatible with 6 mm (1/4 in) standard airline tubing. Good option for larger planted aquariums or high-growth setups. Suction cups are included for attachment to aquarium glass. Seachem Beetle Diffuser Details Product type: Glass CO2 diffuser Diffuser style: Pollen-style Beetle Diffuser Disc size: 30 mm Primary use: CO2 dispersion in planted aquariums Tubing compatibility: 6 mm (1/4 in) standard airline tubing Recommended use: Larger aquariums or high-growth planted tanks Directions for Seachem Glass Beetle Diffuser Rinse the glassware with warm water before use. Attach compatible CO2 tubing to the diffuser and secure the diffuser inside the aquarium with the included suction cup. Place the diffuser low in the aquarium where water flow can help distribute CO2 throughout the tank. Allow the ceramic disc to wet before expecting normal bubble performance, then adjust CO2 slowly while monitoring fish and plant response. What's Included 1 x Seachem Glass Beetle Diffuser - 30mm 1 x Suction cup