Member Directory Find a BusinessLocate a local business for all your business needs using the interactive Map or Member Directory below. Return to Listing ShareTweetMcGrath RefrigerationMrhvaconline.com2520 S US Highway 35Knox, IN 46534574-772-3575EmailAboutWork on both residential and commercial HVAC.ContactsKrystal McGrath, Office Mgr; EmailParticipationGenerationally Owned/RepresentedWoman Owned/RepresentedHeating & Air Conditioning Sales & Services Chamber Members | Chamber Events Calendar | Member Account | Community Events Calendar | Job Postings & Volunteer Opportunities | Member Promotions | Member News | Request Information Upcoming EventsThu28 Thanksgiving Day- Office ClosedNov 28th @ 8:00 AMFri29 Observance of Thanksgiving- Office ClosedNov 29th @ 8:00 AMTue3 Coffee ConnectionsDec 3rd @ 8:00 AMThu12 Chamber 101: A Virtual Session of Member BenefitsDec 12th @ 9:00 AMThu12 Holiday Chamber Party at Horizon BankDec 12th @ 5:30 PM 2024 Visionary, Stakeholder, & Leader Member Investors