Item Type: Fish Blocking Protective Cover <br>Material: Acrylic <br>Height: Approx. 50mm / 2in <br>Porosity: Approx. 5mm / 0.2in <br>Outer Diameter: Approx. 65 mm / 2.5in <br>Inner Diameter: Approx. 44mm / 1.7in <br>Suitable for conventional 20mm / 0.8in, 25mm / 1in water connector and strong drain connector<br>1、[Not Be Lost] Place a cover directly on the sewage pipe, place fish to inhale, or block sand from entering. <br>2、[Acrylic Material] Produced by polishing with acrylic and the holes are evenly opened, which will not affect the smooth drainage of the fish tank. <br>3、[Effective Protection] Can effectively prevent fish from being inhaled and protect the safety of fishes. <br>4、[Ring Base] With a ring base, the bottom plate is strong, which can effectively block the sand and gravel from entering the drain pipe. <br>5、[Easy Place] Easy to spread the sand around the strong exhaust hood so as to hide it and make the whole fish tank look neater and more beautiful.1 x&nbsp;Feeding Breeding Protection Cover Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store