“Family owned and operated since 1972” SERVING THE DFW METROPLEX Sala Air Conditioning has been serving the DFW area since 1972, providing commercial and residential heating and air conditioning. (Parts, Sales, Service, Installations, and Repairs) Heating & Cooling Return to heating and cooling products Home | Products | Services | Coupons | Contracting  | Contact  | Employment  | About Us   | Sitemap Air Cleaner Product Comparison 1. To the original owner, the Carrier Infinity® Air purifier is covered by a 10-year parts limited warranty. Ask your Carrier dealer about optional extended warranties, which may include labor. Warranty period is 5 years if not registered within 90 days. Jurisdictions where warranty benefits cannot be conditioned on registration will automatically receive a 10-year parts limited warranty.See warranty certificate at carrier.com for complete details.