Infinity Windows

The best value in infinity windows.

Infinity Windows from Marvin.

Once you’ve made the decision to replace your windows and doors, the very next decision is to come in to Big L. We’re your local window and door replacement expert, we’ve been doing it for over 40 years. We’re committed to providing the highest quality products and unparalleled level of service to our customers.

Infinity windows and doors have something going for them that others don’t. They’re from Marvin. A family-owned company with a 100-year history of quality, innovation and craftsmanship. Infinity products are designed to replicate the look of traditional wood windows and doors while providing modern features and low-maintenance performance. Made of Ultrex®, Infinity’s tough, energy-efficient windows and doors are customizable to meet the needs of any replacement project. The combination of Ultrex fiberglass and high performing glass options on Infinity products exceed ENERGY STAR® qualifications. The result is a beautiful and energy efficient window or door that keeps your home comfortable in all temperatures. Low maintenance exteriors, beautiful Everwood interiors – a combination that can’t be beat.

What makes a great replacement window even better?

Our Total Trust Guarantee.

After making an investment in replacement windows, you want to feel confident in your decision. Our Total Trust Guarantee exemplifies our dedication to standing behind everything we do. It’s an exclusive suite of warranties and service agreements that cover the products we sell, and the installation services we provide.

  • All our window and door products are covered by the manufacturer’s warranty. They vary by manufacturer and they do not cover improper installation.
  • For ten years from the installation date, any issues that occur, which Big L determines to be related to the original installation, will be repaired or reinstalled at no additional cost to the original purchaser of the installed product.

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