Terms & Conditions: *Lennox 2026 Fall Promotion fine print: Offer valid on qualifying Lennox systems purchased from a participating Lennox dealer September 14 – December 4, 2026 and installed by December 11, 2026. Rebate and financing claims must be submitted by January 10, 2027. System rebates require purchase of a qualifying indoor unit, outdoor unit and qualifying thermostat. Rebate amounts vary by system; maximum rebate is $1,800 (rebate only) or $1,400 (rebate combined with financing). Rebates are paid in the form of a Lennox Prepaid Mastercard®, valid 12 months from issue; allow 2–4 weeks for processing. Residential single-family installations only; new construction, multi-family, commercial and purchases through retail partners (e.g., Costco, The Home Depot) do not qualify. Cannot be combined with any other Lennox consumer promotion. Financing: 0% interest with equal monthly payments for 60 months to qualified buyers, subject to credit approval; not all applicants will qualify. Minimum loan amount $500–$3,000 depending on plan. If the balance is not paid in full within the promotional period, or a payment is 31+ days late, promotional terms are void and remaining balance accrues interest at 2.99%–25% APR based on credit profile, state and term. See Retail Installment Contract for complete terms. Rates and terms subject to change without notice. See http://www.lennox.com/terms-and-conditions for complete details.