Hinged vs Cam-Lock Access Door Selection
Choose the access-door style based on pressure, insulation, opening size, service frequency, clearance, and the device that must be reached.
Stop if
- This opening serves [device/task]. Do you want a hinged door or removable cam-lock panel, and what clear opening and pressure rating are required?
Watch out
- Do not install a door that technically fits the duct but cannot open, unlatch, or provide enough working access after nearby trades finish.
Check
- Identify what must be inspected or serviced
- Measure the usable opening and swing space
- Confirm pressure and insulation needs
- Check latch accessibility
- Verify gasket and frame requirements
Steps
- Identify what must be inspected or serviced
- Measure the usable opening and swing space
- Confirm pressure and insulation needs
- Check latch accessibility
- Verify gasket and frame requirements
Say this to your foreman
This opening serves [device/task]. Do you want a hinged door or removable cam-lock panel, and what clear opening and pressure rating are required?
More in Fire/Smoke Dampers & Rated Assemblies