UAP Sliding Patio Door Handles are crafted from high-quality 316-grade stainless steel for exceptional durability and performance. These handles have undergone rigorous salt spray testing for 2,000 hours to ensure longevity and resistance to the elements. UAP offers a lifetime coating guarantee on all their door handles, providing confidence in your purchase. Available in 5 color variations including satin stainless, mirror polished, PVD gold, black powder-coated, and white powder coated, you can find the perfect match for your interior decor. UAP is committed to providing premium quality patio door handles at competitive market prices.