The Magnetic Boiler Filter from Webstone, a brand of NIBCO, is designed to protect system components and maintain efficiency. Its high-powered 12,000 Gauss magnet captures ferrous debris from the system before it reaches the boiler. It has G1 union connections with the choice of Press, FIP, MIP or SWT join to system piping. Service is made simple, with an included service tool and optional isolation valves available on G1 unions. 800-255-9529; www.webstonevalves.com.