Adjustable float height: The float height can be easily adjusted up and down by turning the screw, allowing you to set the water level in your toilet tank. Needle valve design: Featuring a needle valve design, this side water inlet valve is specifically made for sideinlet toilet tanks, delivering precise and efficient water flow. ABS material: Made of ABS material, this toilet accessory is durable and longlasting, providing reliable performance. Installation and disassembly: With its userfriendly design, this side water inlet valve can be easily installed and disassembled by a single person, making maintenance and replacement hassle. Use scenarios Replacing a worn or leaking side inlet valve in a residential toilet with a sideinlet configuration to restore reliable operation. Finetuning the toilet tank water level by adjusting the float height for an flush and improved water efficiency. Quick maintenance or replacement in homes or facilities, performed by a single person without special tools.