| Feature |
Hydroswing THD |
Bi-Fold |
| Door Size |
42' X 12' |
42' X 12' |
| Patented HydroLok™ Zero-Drop System |
YES |
NO |
| Cable/Straps/Pulleys/Chains |
NO |
YES |
| Door Frame Included |
YES |
NO |
| Patented HyBrow™ Truss System |
YES |
NO |
| Power Source |
Mounts on Any Wall |
On Door - Adds Weight |
| Design |
Modern / Efficient |
Outdated / Inefficient |
| In-Life Service Costs |
Annual |
Monthly |
| 90 MPH Wind Load Raiting |
Included |
Extra |
THD T-Hangar Doors
price listed for single-door order, multiple-door orders may qualify for additional discounts.