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The PRIME LINE PRODUCTS P 7530 is a black vinyl screen spline used to secure window and door screening material into aluminum or fiberglass frame channels. Measuring 0.250 inches in diameter and 25 feet in length, this round, hollow-core spline features a serrated outer surface that grips the channel wall and holds screening firmly in place. The top-quality vinyl construction resists cracking and maintains flexibility across a range of temperatures, making it a reliable choice for both new installs and replacement work. Window and door service technicians commonly keep this size on hand for standard residential screen frames.
This spline is suited for residential and light commercial window and door screen applications where a 0.250-inch channel groove is present. It is compatible with aluminum and fiberglass screening materials and works with the standard spline-groove frames found on most sliding and stationary screen doors and window screen frames. Each package contains 10 individual 25-foot lengths, providing a total of 250 feet of spline per package quantity for larger jobs or shop stock.
Designed for use with aluminum and fiberglass window and door screening materials installed in frames with a 0.250-inch spline groove channel.
Screen spline is typically installed by window and door service technicians or experienced DIYers using a spline roller tool. Before replacing spline, remove the old spline and clean the channel groove of debris and residue. Roll the new spline into the channel while holding the screen material taut to avoid wrinkles or gaps. Cut spline flush at corners using a utility knife.
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