Key quality checkpoints:

• Regular Measurements: Continuously check that everything remains square and level
• Component Verification: Check each component against the packing list before installation
• Joint Inspection: Ensure all tongue and groove joints fit tightly together
• Door/Window Check: Regularly verify that door and window frames remain square
• Weather Sealing: Ensure all joints are properly sealed against weather
• Hardware Security: Double-check that all fixings are properly tightened