How to Prepare Your HVAC System for Harsh Cumberland Valley Winters

Mike Wathem10 Jan, 2026Business

Winter in the Cumberland Valley arrives with freezing temperatures, sharp overnight drops, and winds that funnel through the surrounding mountain gaps. Homes in Hagerstown, Greencastle, Waynesboro, Chambersburg, Martinsburg, and nearby communities rely on heating systems that often run for months without a break. When equipment is not prepared, homeowners face higher energy bills, uneven temperatures, dry indoor air, and a greater risk of winter breakdowns