Key benefits Stable water outlet with lownoise operation using the 4 way pipe inlets valves, ideal for bathroom renovation projects. Inlets valves provide sealing and adjustable float height for easy, precise control of water flow. Designed for both DIY enthusiasts and professional plumbers, the side entry inlets valves deliver a faster, cleaner water supply and are suitable for upgrading toilets. For home or commercial spaces, the needle valves are intended for side water tanks, helping prevent leakage and simplify plumbing. Key features Function: 4 way pipe inlets valves for stable outlet and quiet operation; side entry inlets valves for improved water supply; needle valves for side water tanks. Compatibility: suitable for toilet upgrades and installations requiring side entry or multiple inlet configurations. Performance: reliable sealing, adjustable float height, and streamlined water delivery to reduce maintenance needs. Application: appropriate for residential bathrooms, commercial restrooms, and buildings with side water tanks. Use scenarios Home bathroom renovation: install the 4 way pipe inlets valves to achieve a stable water outlet and lownoise operation, improving overall bathroom performance. Commercial space upgrade: or retrofit toilets in offices, cafes, or small businesses with side entry inlets valves to obtain faster, cleaner water supply and easier maintenance. or retrofits with side water tanks: deploy needle valves to minimize water leakage and simplify plumbing in both residential and commercial installations. Notes This description preserves the original product concept of 4 way pipe inlets valves, side entry inlets valves, and needle valves, focusing on function, compatibility, and practical use cases.