For patio doorways, verify panel clearance whilst commencing and last
https://papaly.com/1/zasT
For patio doors, assess panel clearance when starting and closing. Uneven clearance can imply a frame shift that ends up in air gaps and water leakage.
For patio doors, assess panel clearance when starting and closing. Uneven clearance can imply a frame shift that ends up in air gaps and water leakage.