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 EventsTue4 Coffee ConnectionsJun 4th @ 8:00 AMWed12 Business After Hours: Purdue University NorthwestJun 12th @ 4:30 PMThu13 Chamber 101: A Virtual Session of Member BenefitsJun 13th @ 9:00 AMWed19 Juneteenth- Office ClosedJun 19th @ 8:00 AMThu27 Chamber Show with WIMS Radio AM 1420Jun 27th @ 8:45 AM 2024 Visionary, Stakeholder, & Leader Member Investors