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Your Protection, Shared with Your Neighbor.


Your Trust is Our Proudest Achievement
Castle Impact Windows, formerly known as Folding Shutters Corporation, has proudly served the Palm Beach area with impact shutter and window protection since 1969. We understand when you choose us, you aren’t just choosing another window, you are choosing a partner to keep your home safe and secure during life’s biggest storm.
When you work with Castle Impact Windows, you’re investing in the company with decades of proven storm protection and unparalleled local craftsmanship. If we’ve helped secure your home, the highest compliment you can pay us is recommending us to your family, friends, and neighbors.
Introduce them to the Castle family, and we will make sure they receive the same superior service you did while rewarding you for your trust.

Why Your Neighbors Will Thank You
When you refer someone to Castle, you’re connecting them with a team that delivers a level of quality and expertise that no other company in the area can match. With decades of proven experience, we’ve built a legacy of trust and reliability in the community and remain a permanent fixture dedicated to protecting local homes.
Our master-crafted shutters are designed, engineered, and manufactured entirely in-house, giving us complete control over the process and ensuring premium, custom-fit products that meet the highest standards. We also offer top-of-the-line impact windows that provide maximum storm protection while enhancing energy efficiency and curb appeal, perfectly complemented by our industry-leading shutters.
Every referral receives an on-site project estimate from seasoned professionals with decades of hands-on experience, ensuring honest, precise, and practical recommendations without high-pressure sales tactics.

How Our Referral Program Works
The process is simple and transparent. No complicated tracking codes or hoops to jump through:







