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Buy more qualifying 176 windows and 650 patio doors, get more back! Buy from a qualified distributor between July 1, 2026, and September 4, 2026, and get $30 back per window and $100 back per door.

Qualifying Products: EAS 176 windows, and EAS 650 patio doors
Windows Styles included: single hung, rolling, and picture

Spring into summer savings by investing in the right products. Homeowners can now earn $30 per window and $100 per door in rebate cards when purchasing at least one (1) qualified product between July 1, 2026, and September 4, 2026. Submit your form (within 30 days of purchase) but no later than October 2, 2026, to secure your reward(s) before the rebate period concludes. This rebate cannot be combined with any other Cornerstone Building Brands promotion or special pricing offers. This promotion is for homeowners only. Contractors and businesses are not eligible for this rebate. For comprehensive information and the rules governing this rebate, please consult the Frequently Asked Questions (FAQ) further down on the page.

Rebate Details:

  • $100 Per Patio Door – Qualifying Products: EAS 650
  • $30 Per Window – Qualifying Styles: EAS 176 single hung, rolling, and picture

If you are submitting multiple orders for verification, use the same name and email address to ensure that all purchases are fully accounted for when processing your rebates.

Instructions: Please review and complete the form below to submit your request for a rebate. After you have completed the form, click on the Submit button and your request will be forwarded to a representative for processing. All submissions are subject to the Rules and Regulations of this promotion. To confirm your purchase, please submit your AccuQuote order number along with your distributor’s invoice number. If your AccuQuote number is not on your invoice, contact your distributor for more information. By submitting this form, you represent that at least one (1) or more qualifying EAS products were purchased per submission.

Rebate Form

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Certify EAS Summer Consumer Rebate Request(Required)

If you are submitting multiple orders for verification, use the same name and email address to ensure that all purchases are fully accounted for when processing your rebate.

EAS Summer Rebate Frequently Asked Questions

Purchase at least one (1) EAS 176 window unit and/or at least one (1) EAS 650 patio door unit between July 1, 2026, and September 4, 2026. Submit proof of purchase by October 2, 2026.

This rebate is valid for orders containing at least one (1) EAS 176 window unit and/or at least one (1) EAS 650 patio door unit. All EAS 176 window styles are eligible.

If you purchase EAS 176 windows, you will be eligible for $30 per window. If you purchase EAS 650 patio doors, you will be eligible for $100 per door.

This rebate starts July 1, 2026, through September 4, 2026. The online rebate submission form must be submitted by 11:59 CST on October 2, 2026.

Allow nine (9) to twelve (12) weeks from the date that your submission is approved for processing and emailing of your digital rebate card.

If you purchased at least one (1) EAS 176 window unit and/or at least one (1) EAS 650 patio door unit before July 1, 2026, you are not eligible for a rebate.

Yes! There is no limit on the number of digital rebate cards you can receive during this promotion, provided your purchases meet the rebate qualifications. This rebate may not be combined with any other offers.

Nope! It just means you need to complete your purchase by 11:59pm CST on September 4, 2026, and get your order number from your dealer to submit the online rebate submission form by 11:59pm CST on October 2, 2026.

All you must do is fill out this online rebate submission form. It’s that easy! Just be sure you have all the information required to complete the form. The website will walk you through what information is needed to get your rebate. Then your digital rebate card[MS2.1] will be sent to the email address provided in your submission.

You must submit the online rebate submission form by 11:59pm CST on October 2, 2026.

Please email rebates@cornerstone-bb-support.com, and a Cornerstone Building Brands representative will go over your submission details to ensure qualification.

No, unfortunately, the site where you can fill out the form will not be available after October 2, 2026. Be sure to fill out the online rebate submission form before the deadline.

No. The rebate amount cannot be taken off the price of your purchase(s). You must fill out the online rebate submission form to receive your digital rebate card.

Yes, the digital rebate[MS3.1] card will expire five years after its issuance date, approximately two to three business days before the customer receives the digital card via email.

EAS Premier Dealer Spring Consumer Rebate

Rules and Regulations

This rebate is available only for homeowners who purchase through authorized Eastern Architectural Systems dealers. Purchase must be made between July 1, 2026, and September 4, 2026 (11:59pm CST). Qualifying product purchases (as detailed below) will entitle eligible purchasers to a digital Rebates are available for the following products and/or combinations of products:

To qualify for the rebate, a purchase must include at least one (1) unit of the following:

  • EAS 176 vinyl windows — eligible styles: single hung, rolling, and picture

and/or

  • EAS 650 patio doors

Purchasers may submit as many qualifying orders for this rebate as they so choose; the rebate will be given as one (1) digital card per verified order of qualified products.

Rebates will be emailed to eligible purchasers meeting the promotion criteria within nine (9) to twelve (12) weeks after EAS receives and verifies the rebate submission. All digital rebate cards will expire five years after their issuance dates, approximately two to three business days before the customer receives the digital card via email.

Please note: the availability of the windows and patio doors depends on geography. See your local EAS sales professional for pricing on qualifying products—prices vary by location.

To redeem the rebate, an eligible purchaser must complete an online rebate submission form (including a fully invoiced receipt made between July 1, 2026, and September 4, 2026, at [promo page in dev]. Online rebate submissions must be completed no later than 11:59pm CST on October 2, 2026. Late or incomplete submissions will not be accepted. Cornerstone Building Brands is not responsible for lost, late, illegible, incomplete, mutilated, delayed, duplicate, altered, or misdirected submissions. Cornerstone Building Brands reserves the right to audit participants’ purchase of product(s) and submittal of online redemption form, and to disqualify participants engaging in deceptive or fraudulent submission practices. All submitted materials become the property of EAS and will not be returned. By completing and submitting the online redemption form, you acknowledge and agree to EAS’s privacy policy located at Privacy Policy | Eastern Architectural Systems. Further, you agree to receive email notifications or other communications about special offers, events, new products, and services from Cornerstone Building Brands and/or its affiliates.

If you have not received confirmation of your rebate claim submission within 30 days of submitting the online rebate form, please email rebates@cornerstone-bb-support.com.

Rebate is void where prohibited or restricted by law. By participating, customers agree to all terms of the rebate. All decisions regarding the interpretation of the rebate rules are final and binding. You acknowledge and agree that you are responsible for any and all taxes regarding the purchase of products. You agree that Cornerstone Building Brands is not liable for injuries or losses arising from or resulting from participation in the rebate or use of the rebate amount.

Contact your sales representative for more details. May not be combined with any other offer. Additional exclusions may apply. This rebate excludes all employees of Cornerstone Building Brands and/or their affiliated entities and their immediate family members.

Terms and Conditions

Company reserves the right, in its reasonable discretion, to determine Customer’s eligibility for any rebate and to verify all purchases and related information submitted in support of a rebate claim. Company reserves the right to modify, suspend, or terminate any rebate program at any time; provided, however, that such modification or termination will not apply retroactively to purchases that have already satisfied the applicable rebate requirements prior to the effective date of such change.  To the maximum extent permitted by law, Company shall have no liability for any indirect, incidental, consequential, or special damages arising out of or related to any rebate program or Customer’s participation therein. Company’s total liability, if any, arising from or relating to any rebate program shall in no event exceed the amount of the rebate actually earned and payable to Customer under the applicable program. Customer acknowledges that rebate programs are promotional in nature, and that Customer has not relied on the availability of any rebate in making purchasing decisions. Except as expressly provided in the written terms of the rebate program, Company makes no representations or guarantees regarding the availability, continuation, or amount of any rebate. Company’s determination of rebate eligibility, qualifying purchases, and rebate amounts shall be final and binding, absent manifest error. Sponsor makes no representations about the tax impact of the rebate. Consult a qualified tax professional to understand your tax obligations.