GMX 400 Magnetic Water Conditioner – Salt-Free, Chemical-Free Water Softener for 1/4" to 1/2" Lines The GMX 400 Magnetic Water Conditioner is a compact, high-performance solution designed for homes and light commercial applications with smaller pipe sizes. This eco-friendly water conditioner helps reduce hard water scale, improve appliance efficiency, and extend the life of plumbing systems—all without the use of salt or chemicals. Key Benefits: Reduces Scale Buildup: Helps reduce calcium deposits in pipes, faucets, dishwashers, water heaters, and washing machines. Salt-Free & Chemical-Free: Environmentally friendly solution that preserves beneficial minerals and does not rely on salt or additives. Quick, Tool-Free Installation: Easily installs on PVC, plastic, copper, or stainless-steel pipes—no special tools or modifications required. Durable and Maintenance-Free: Made with sturdy materials and powerful neodymium magnets for long-lasting, reliable performance. Fits 1/4" to 1/2" Lines: Ideal for use in compact residential setups. For best performance, install 3–4 units with 1-inch spacing on the main line and 2 units per water heater. Efficient Water Conditioning for Small-Scale Applications Recommended for showers, faucets, laundry, and small plumbing systems, the GMX 400 helps support better water flow, reduces scale buildup, and promotes more efficient energy use.