How Long Does LEGO® Windows and Door with Glass, Red (1231-2) Take to Build?

A typical builder finishes LEGO® Windows and Door with Glass, Red (set 1231-2, 10 pieces) in about 5 minutes.

PieceTick estimates build time from piece count, part complexity, the set’s age rating, your experience level, and how you sort pieces. Adjust those on this page for an estimate matched to how you build.