Webstone, a brand of NIBCO, expanded its Thermostatic Mixing Valve line to include a new Ultra-Compact model. The space-saving 2 1/2- by 3 1/4-inch body is ideal for undersink installations. An optional temperature gauge and cold-water bypass is available on select models. The valves are certified lead-free. 800-255-9529; www.webstonevalves.com.