$89 Tune-Up Free Service Call with a Repair 0% Interest for up to 6 Years on Pre-Approved Credit (Ask for Details) Save up to $7500! from Ray O. Cook Heating & Air on Vimeo. Why Choose Ray O. Cook for your New System? from Ray O. Cook Heating & Air on Vimeo. Contact Us! Name * Required Phone * RequiredEmail * Required Choose a ServiceSelect an optionDiagnostic "No Heat"Heating Service "Tune Up"Maintenance "prepaid/Cook Club"OtherAttach an Employment Application FormMax. file size: 100 MB.Comments Call Now Schedule Online