Oase Replacement UVC Quartz Glass Tube Sleeve 21763 Goldfish Simply replace the cartridge and

Simply replace the cartridge and replace a third of the water in the aquarium every four weeks and you are good to go

Dragon Stone is a soft rock that's perfect for freshwater aquariums

Stop feeding at a water temperature of 4º C or under

It is particularly suited to all species that like soft

Oase Replacement UVC Quartz Glass Tube Sleeve 21763 Goldfish Simply replace the cartridge andOase Replacement UVC Quartz Glass Tube Sleeve 21763 The Oase FiltoClear Vitronic 18 24 36w Quartz Sleeve With Rim (D44 x 398mm) is a genuine replacement Quartz Sleeve for the Oase range of pond filters. TheOase Replacement UVC Quartz Glass Tube Sleeve 21763 is suitable for the following Oase models: BioSmart Set 18000 (56778) BioSmart Set 24000 (56785) BioSmart Set 36000 (56793) Oase FiltoClear 16000 Oase FiltoClear Set 16000 Oase Vitronic 18w (56837)