Specification: Condition: 100% Brand New Item Type: Pipe Skimmer Material: Stainless Steel Color: As Picture Shown Suitable Type: Water Plant Tank, etc. Product Function: Inflow and Outflow Pipe Skimmer The pipe does not work at all, usually because after replacing the water inlet and outlet, some air is inhaled, the filter cartridge does not work normally, and the water inflow decreases. What needs to be done at this time is: 1. Adjust the metal fence at the bottom of the water inlet pipe to the maximum (prevent air inhalation after the inflow rate is normal for a while) 2. According to the filter cartridge exhaust valve, shaking the filter cartridge, powering off, etc., the air will be emptied after adjusting the operation and the inflow will return to normal. Package List: 2 x Pipe Skimmer3 x Accessories 8 x Screw Note: 1. The strength of the acrylic fixing clip is limited, please do not tighten it2. Adjust the position of the water pipe and the water inlet and outlet connections, and do not compete with the acrylic fixing clip after installation 3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.