$3999 PLUS TAX lennox Special (up to 2 ton) Service Fee $79-$59 (residential only) 1 year maintenance (2 times) $169-$129. Price will vary depending on capacity, additional accessories, condition of job site etc. With this coupon. Not valid with other offers or prior purchases. Offer expires 7/24/20. Go to LocalFlavor.com for more coupons.