Apex Plumbing Supply – Fort Worth, TX Proudly serving plumbers, contractors, and DIY homeowners across Fort Worth and Tarrant County. Located just off I-35W, Apex Supply Company offers fast counter service, local delivery, shipping, and thousands of in-stock plumbing parts, water heaters, fittings, and tools from trusted brands like American Standard, Milwaukee, Kohler and Navien. With expert staff and over 90 years of service, Apex is Fort Worth’s go-to supply house.