Serenity Double Sponge Filter Double Ended carbon dioxide is one of

carbon dioxide is one of the key elements for plants making food (such as photosynthesis process)

When LCA Planaria Fix is dosed as per instructions

while basic or alkaline water will measure between 7 and 14

Easy to clean: The sand is easy to clean and will not cloud the water in your aquarium

Serenity Double Sponge Filter Double Ended carbon dioxide is one ofTurbo Double Sponge Filter Perfect for small size fish breeding Provides mechanical & biological filtration Increases oxygen in the water Simple to set up and use Beneficial to bacterial colonisation Easy to clean and low maintenance multi layer filter design Sponge size 12x6cm Telescopic height adjustment