| Single Type Expansion Joint | Bird Precision's Single Type Expansion Joint | PT&P's Single Type Expansion Joint |
| Universal Expansion Joint | Bird Precision's Universal Expansion Joint | PT&P's Universal Expansion Joint |
| Hinged Expansion Joint | Bird Precision's Hinged Expansion Joint | PT&P's Hinged Expansion Joint |
| Gimbal Expansion Joint | Bird Precision's Gimbal Expansion Joint | PT&P's Gimbal Expansion Joint |
| Inline Pressure Balanced Expansion Joint | Bird Precision's Inline Pressure Balanced Expansion Joint | PT&P's Inline Pressure Balanced Expansion Joint |
| Pressure Balanced Elbow Expansion Joint | Bird Precision's Pressure Balanced Elbow Expansion Joint | PT&P's Pressure Balanced Elbow Expansion Joint |