Most common door used for entry. The #1 type of door system for small opening closure. It is used for large entry but not as common and not as practical as other door systems.
Easy to use
Limited to size of door
Wood construction; exterior rot quickly
Most common door used for garage openings; versatile in many ways and efficient system for most large entry and building closure systems.
Efficient for mid to large openings
User friendly, operating systems
Cost - can be expensive
Lose headroom, need 12-14" clearance
Can be expensive to maintain
Lots of parts and pieces, labor intensive
Sliding Door (I Beam Systems)
Most commonly used for patio doors; Very common agriculture building door system and large airplane hangar systems. The simplest and most economical operating system for manually or electronically opening or closing a building.
Most efficient manual operation
Not labor intensive
Most cost effective
Most practical for large openings
No loss of headroom
Most reliable door system; least amount of maintenance
Can comeout of adjustment, easiest to adjust
Difficult to seal
Mainly used for mini-storage buildings. Lighter duty for small to mid-sized door opening.
Bi-fold: Mainly used for airplane hangar and agricultural buildings. Made primarily for large openings.
Hydraulic single swing panel: Before roll-up doors became practical these door systems were common for garages. Today they're primarily used for large openings on agriculture buildings and airplane hangars; made primarily for large openings.
Practical for large opening closure
Can Insulate and Seal
Cannot operate manually, must be powered to operate
Scary - lots of weight hanging above your head
Building must be compatible for door system