Mention website and redeem coupon and save $5 on a single replacement air filter.

*Special subject to normal business hours. Weather permitting. $5 off a single (one) air filer. Not valid with any other discount, offer or promotion. Must mention before estimate, contract agreement and/or before service begins, whichever comes first. Not valid on prior services, purchases or estimates. Special subject to normal business hours. Coupon void and will not be accepted if copied or altered in any form. All sales subject to local sales tax. Plus permit fees if required. All sales subject to local sales tax.