The High Strength 623 Patio Door is a vinyl slider type that has been designed to meet critical specifications for use in large sizes and where high structural ratings are a necessity. The high-strength Showcase gliding patio door is available with hurricane IMPACT ratings.

Showcase is a leader and innovator in the high-quality IMPACT window market. Our IMPACT line is called the Protector Series and it helps protect your home from ultra-violet rays causing fading, and from water penetration, sound, debris, wind, and crime.

Showcase offers a versatile line of custom-made single hung, double hung, casement, awning, slider, and fixed windows for both new construction and replacement.