ok Ive find the solution for the first qestion, but can you help me with second one.
Was the answer to the first one.... Ganging? Connection on Left / Right?
No. 2 is likely either OVERSIZE or the Rough Opening vs Unit Size...
AC25 :|: AC26 :|: Enscape3.4:|:TwinMotion
DellXPS 4.7ghz i7:|: 8gb GPU 1070ti