This Geberit angle stop valve is exactly what you need if you're working with Sigma-8 or UP7 plumbing systems. The 1/2 inch size is standard for most residential applications, and the quality is typical Geberit - which means it's built to last and perform reliably. The angle design makes it perfect for tight spaces where a straight valve won't fit, and it allows for easy connection to your water supply lines. The construction feels solid and well-made, with smooth operation that won't stick or leak over time. Installation is straightforward if you're familiar with plumbing work, and it fits perfectly with Geberit's Sigma-8 system components. The part number 242.414.00.1 ensures you're getting the genuine Geberit product, not some cheap imitation that might fail prematurely. Whether you're doing new construction, remodeling a bathroom, or just replacing a faulty valve, this stop valve delivers the quality and reliability that professional plumbers trust. It's one of those plumbing components where paying for the genuine part is definitely worth it for the peace of mind. The valve operates smoothly, providing reliable shut-off when you need to work on fixtures without turning off your main water supply. Definitely a must-have for anyone maintaining or installing Geberit plumbing systems.