Nycon Mesh Koi Kastles for Fish Protection Sequence These EPDM rubber membrane air

These EPDM rubber membrane air diffusers are incredibly strong and ideal for pond aeration

Reduces fish waste and aids digestion

After water enters the Eazy chamber

Heavy duty aluminum housing won't melt plastic bird baths or leave rust stains

Hudson Fill Valve

Nycon Mesh Koi Kastles for Fish Protection Sequence These EPDM rubber membrane airNycon Koi Kastles provide Koi and other fish protection from predators, and are easy and quick to install! The minute the Koi Kastle arrives, your fish can have protection. Smaller sizes can even be used in aquariums. SKU Dimensions Material KK 01 9" x 7" x 18" Aluminum Frame Mesh Body KK 02 12" x 12" x 24" Aluminum Frame Mesh Body