Find the 3 Best Building Supply Stores in Rock Hill, SC

TLG Doors designs and manufactures custom wood, steel, and interior doors, along with stained glass windows and specialty hardware. The company offers a personalized three-step process from design to installation, serving residential and commercial clients across the Carolinas and beyond. With over 40 years of experience, they combine traditional craftsmanship with modern techniques to create durable, aesthetically striking entryways.

Superior Washer & Gasket is a U.S.-based manufacturer specializing in precision flat washers, spring washers, military-spec components, and custom spacing solutions. With ISO 9001 certification and domestic production capabilities, we deliver high-quality parts to aerospace, defense, and industrial clients. Our extensive inventory and rapid production capacity ensure timely fulfillment of standard and custom orders.

Jet Metals is a leading provider of premium metal roofing and wall panel systems for residential, commercial, and agricultural applications. We combine advanced manufacturing technology with personalized support to deliver durable, energy-efficient solutions that outperform traditional materials. Our products feature industry-leading warranties, customization options, and sustainable design to meet diverse architectural needs.