AllPondSolutions 500L/H Aquarium Internal Filter 500IF collection_Dog/Dog Beds/Sofa Dog Beds you should ensure these are

you should ensure these are not pointed directly at the sand

To help speed up cooling

The integrated UV steriliser now has a more easily accessible UV switch with improved on/off indication light

Dual clear casing - visually detect when maintenance is required

Medium - 50 x 65cm

AllPondSolutions 500L/H Aquarium Internal Filter 500IF collection_Dog/Dog Beds/Sofa Dog Beds you should ensure these are500L H Aquarium Internal Filter The All Pond Solutions Aquarium Internal Filter is designed for submersible use in both fresh and salt water aquariums, featuring a venturi hose to help increase oxygen levels. Each model is supplied with high quality replaceable filter sponges included inside the unit. Our unique filter sponges have a large surface area allowing the filter to trap more bacteria. Conveniently located on the front of the filter is a