A garage door installation is more than attaching a new door. The system needs correct sizing, secure hardware, smooth track alignment and proper spring balance so the door operates safely and the opener is not overloaded.(Image: http://www.imageafter.com/image.php?image=b9architecture_interiors003.jpg&dl=1) During garage door installation Loveland homeowners often compare insulation levels, door styles and hardware options, then confirm that the door opens smoothly and seals well at the bottom