Heat tape your waterlines Check for leaks Check Your Mate Line Install Skirting Ensure Windows and Doors Close Keep your HVAC Properly Serviced – watch this video on how to change your HVAC filter. Read our 7 Steps to Winterize Your Building Blog Share Tags You Also Might Like When to Start Your Mobile Office Building Project How Skid Offices Act as Custom Modular Buildings That Move with You Using Modular Buildings as Health Care Clinics in Rural Areas