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We're happy to answer questions or help you with returns.
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Email: marketplace@nationalgrid.com
Toll-free: 855-841-6994
If you placed an order prior to June 23, 2022 and have questions about your order, order status or to request a return, please call 844-325-9299 for assistance.
National Grid General & Billing Support
800-642-4272
National Grid Website: www.nationalgridus.com
Opening Hours:
Monday to Friday: 8am - 8pm EST
Leaks and Outages:
To report a Long Island gas leak, please call 800-930-5003
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    ConnectedSolutions

    Make your smart thermostat look smarter with ConnectedSolutions.

    Earn a $30 instant incentive, and a $20 annual incentive* for every thermostat connected to a central air conditioner.

    To enroll please select the Thermostat + ConnectedSolutions option on this product's page and continue to checkout. We will inform you of your eligibility before you complete your purchase.

    You will need to sign in to your My Account profile to checkout.

    Visit our ConnectedSolutions page to learn how the program works.

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    National Grid Instant Rebate

    To apply for rebates, please continue to checkout. We will inform you of your eligibility before you complete your purchase. You will need to verify either your National Grid service address and phone number or account number. You may also sign in with your My Account profile to verify your information.

    Your order will need to comply with the quantity limitations per product (stated on each product page) in order to qualify. Learn More

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