Fluval Gravel Vac Substrate Cleaner Size:Medium/Large Ideal for dogs of all

Ideal for dogs of all ages

Watch your fish live their best life in Bikini Bottom along with Spongebob

Shaped like colorful fire hydrants

Prevents nuisance algae and enables control of zooxanthellae for optimum coral growth and colorationRed Sea NO3: PO4-X is a unique complex of carbons that are used by nutrient reducing bacteria

Its shapes are perfectly round or oval and are a brilliant gold pebble with black

Fluval Gravel Vac Substrate Cleaner Size:Medium/Large Ideal for dogs of allFluval Gravel Vac Multi Substrate Cleaner uses a simple pump motion to begin siphoning grit, grime and waste from your aquarium gravel. The thumb operated flow regulator allows you adjust speed as you clean, while a gravel guard prevents clogging while you syphon waste from your aquarium. Sizes Specifications: Small Medium: For tanks up to a depth of 50cm Medium Large: For tanks up to a depth of 60cm