S.I.Rosati
  Air Conditioning, Heating & Energy Services
Certified Rater for CHEERS/HERS
CA. HVAC Lic. C-20, 371026 HIC
We Provide Energy Savings Thru Tight Duct Systems.
Energy Star Rated Air Conditioning and Heating Equipment that will SAVE 60-70% on your Energy Bills.
We Also Clean Duct Systems
heating/cooling diagram logo
S.I.Rosati, P.O.Box 9122, Rancho Cucamonga, CA USA 91701-9122
Fixed Cost Repairs
No Hourly Rates
All repairs quoted before work begins. Centrally located in Southern California in the Inland Empire.

Check out the two great items that every home owner should have.

Whole House Fan Installations
Programmable Electronic Thermostats | Electrostatic Air Filters | CHEERS/HERS Pricing
On-Site Service in Southern California | About S.I.Rosati | How to Contact Us | Order Form

Steve Rosati started in the Air Conditioning industry in January 1969. He went through the Joint Journeyman & Apprentice Program and received the California State Apprenticeship Council Certificate of Graduation in August, 1977. On March 21, 1979 he obtained his Contractors License and started his own business. With 38 years experience he is now serving Southern California's Inland Empire and adjacent areas.
Whole House Fan Installations
Programmable Electronic Thermostats | Electrostatic Air Filters | CHEERS/HERS Pricing
On-Site Service in Southern California | About S.I.Rosati | How to Contact Us | Order Form