McDonald Heating, Air Conditioning and Plumbing Inc., installation technicians are the best in skill, attitude and workmanship. They are licensed, insured and certified and drug free. They will care for your home and complete the job with speed and precision. They will wear protective shoe covers on your carpets. They will clean up when they are finished and take personal responsibility for your satisfaction. They will treat you with respect in a courteous and professional manner. If, when they have finished in your home, they have not performed in accordance with these standards, please tell us right away so we can ensure these highest standards are maintained.