Effortless water control: This handheld shower stop valve allows you to adjust water flow size precisely for a comfortable shower experience, with quick switching between different spray modes. Long lasting construction: Made from robust brass material, this valve resists rust and provides reliable performance for daily bathroom use. Quick installation process: Designed with a stainless steel filter gasket and standard 4point interfaces, the shower shutoff valve enables hassle setup without requiring special tools or plumbing expertise. Versatile compatibility options: Available in both internal and external thread variations, this water stop valve can be installed on various shower heads or toilet spray attachments for general plumbing setups. Use scenarios an older valve on a handheld shower to gain precise flow control and easy spraymode switching, improving comfort and reducing water waste. Upgrade a bathroom or rental unit where fixtures vary, using the internal or external thread options to ensure a secure fit with different shower heads or toilet spray attachments. Install in renovations or DIY projects that require a simple, tool setup while maintaining compatibility with a range of standard shower heads and spray attachments.