At First Class Windows & Doors Inc., we know that choosing the right windows and doors can raise a lot of questions — and we’re here to help! Our FAQ section is designed to provide clear answers to the most common questions about our products, services, installation process, and more.

Whether you’re wondering about energy efficiency ratings, how to measure for replacement windows, or what to expect during installation, you’ll find helpful insights right here.

Still have questions? Feel free to reach out — we’re always happy to provide first-class service and support to ensure you feel confident every step of the way!