This glass inflow tube is suitable for most type of canister filter. Be made of high borosilicate glass, with high transparency and high temperature resistance. It is a standard glass tube inflow, this simple design glass tube has suction slits, for use with a frame-less aquarium tank. Features: EXCELLENT APPEARANCE: Glass transparency give superb appearance to your aquarium. 2 SIZE OPTIONAL: Glass tube outer diameter 13mm(suitable for 12mm tube inner diameter of canister filter) and 17mm(suitable for 16mm inner tube diameter of canister filter). STRONG PRACTICALITY: Standard glass tube inflow, this simple design glass tube has suction slits, for use with a frame-less aquarium tank. HIGH BOROSILICATE GLASS MATERIAL: Be made of high borosilicate glass, hand crafted, with high temperature resistance(-30° to 150°) and high transparency, safe and non-toxic. WORRY FREE WARRANTY: Any problem, please contact our store without hesitation. Honor to serve you! Specification: Name: Glass tube
