Ista CO2 Refillable Set 0.5L Complete

Ista CO2 Supply Set Basic with a 0.5L refillable cylinder is the perfect CO2 plant fertilization supply set for medium sized aquariums. This set contains a 2 in 1 acrylic diffuser, high-quality CO2 flow regulator with pressure gauge, 0.5L (350g) refillable CO2 cylinder and other accessories. Recommended for small and aquariums up to 200 litres.