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 EventsTue30 Speed NetworkingJul 30th @ 3:00 PMThu1 New Teacher LuncheonAug 1st @ 11:30 AMTue6 Coffee ConnectionsAug 6th @ 8:00 AMThu8 Chamber 101: A Virtual Session of Member BenefitsAug 8th @ 9:00 AMWed21 Community Connections Luncheon-Education & Workforce UpdateAug 21st @ 11:30 AM 2024 Visionary, Stakeholder, & Leader Member Investors