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The Champion Difference

Champion continues to provide service to previous customers in Boston, MA and the surrounding community. Schedule your service needs with us for all your window, sunroom, siding, and door options.

Champion Windows proudly makes our replacement windows, sunrooms, siding, and entry doors right here in the USA. We make sure our Boston customers continue to get the proper service from Champion for as long as you own your home.

Boston weather can be hard on a home's exterior so have peace of mind knowing that your American made windows, sunrooms, siding, and doors are covered by our Limited Lifetime Warranty. If something breaks, we will fix it.

  • Made in USA badge
    Single-Source Accountability

    Originally founded in 1953, Champion provides customers with single-source accountability—from product selection to lifetime service—you're only dealing with Champion. Our products are manufactured right here in the USA, and backed by our unparalleled customer service and limited lifetime warranty.

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    Recognized Local Service

    Champion proudly serves the residents of Boston and the surrounding areas. Our quality and customer service standards are recognized by these consumer groups and communities.

  • Limited Lifetime Warranty logo
    Limited Lifetime Warranty

    Rest easy knowing Champion windows, doors, sunrooms, and siding products have the best warranty in the industry. If something breaks, Champion of Boston will fix it. It's that simple.

    Learn more about our Limited Lifetime Warranty

Proudly Serving

Product Offers

Interest rates as low as 7.99%**

** Subject to credit approval. Fixed interest rate of 7.99%-19.99% based on creditworthiness for 120 months. Payment example assumes one time $10,000 purchase on approval date (APR 7.99%-19.99%) with 120 payments of $121.27-$193.18.

Offer subject to change. See website or a Champion Representative for details. Offer expires 2/28/23. ©Champion Opco LLC, 2023

‡ Yes! Program

10% off up to $2,000. May be combined with other offers. Valid only on the date of your initial free in-home estimate appointment. Discount available once per residence per term. Valid 1/1/23 to 7/4/23. See a Champion Representative for details.

Buy 2 Comfort 365 Windows® at regular price and get 2 additional windows of equal or lesser value free with participation in the Yes! Program.

Offer applies to all window styles in white except double hung style, standard installation included. Window discount without participation in Yes! Program equals 40% off. Minimum purchase of 4 windows required. Earn up to an additional 10% off with participation in the Yes! Program (up to $2,000). All discounts apply to the MSRP cost. No adjustments can be made on prior sales. YES! Program valid only at the time of your initial demonstration and once per residence per term. Offer subject to change. See website or a Champion Representative for details. Offer expires 2/28/23. ©Champion Opco LLC, 2023.

20% national siding discount requires minimum purchase of 1,200 sq. ft. of siding. Earn up to an additional 10% off with participation in the Yes! Program (up to $2,000), making your siding discount a total of up to 30% off. All discounts apply to the MSRP cost. No adjustments can be made on prior sales. YES! Program valid only at the time of your initial demonstration and once per residence per term. Discount available once per residence per term. All prices include installation. All discounts apply to the MSRP cost. No adjustments can be made on prior sales. Offer subject to change. See website or a Champion Representative for details. Offer expires 2/28/23. ©Champion Opco LLC, 2023.

20% national sunroom discount requires minimum purchase of 120 sq. ft. complete sunroom. Earn up to an additional 10% off with participation in the Yes! Program (up to $2,000), making your sunroom discount a total of up to 30% off. All discounts apply to the MSRP cost. No adjustments can be made on prior sales. YES! Program valid only at the time of your initial demonstration and once per residence per term. Discount available once per residence per term. All prices include installation. All discounts apply to the MSRP cost. No adjustments can be made on prior sales. Offer subject to change. See website or a Champion Representative for details. Offer expires 2/28/23. ©Champion Opco LLC, 2023.

Minimum purchase of 1 entry door with decorative glass. Discount available once per residence per term. All prices include installation. All discounts apply to the MSRP cost. No adjustments can be made on prior sales. Offer subject to change. See website or a Champion Representative for details. Offer expires 2/28/23. ©Champion Opco LLC, 2023.

Limited Lifetime Warranty

† The Champion Limited Lifetime Warranty applies to Comfort 365 Windows® and qualifying Champion products as long as the original purchaser owns the home. See store or website for details.