This screen spline from Phifer is a high-quality product that will ensure a perfect fit for your window screens. With a diameter of .140 inches and a length of 25 feet, it is compatible with most screen frames. The unit type is feet and the brand is Phifer, a trusted name in the industry. Whether you are replacing old spline or installing new screens, this product will give you the professional results you desire. It is ideal for DIY projects and professional installations alike. Buy with confidence and enjoy a hassle-free shopping experience with.