Deck Board Spacing Jig: 3D Print Spacers and a Gap Guide for Even Deck Boards

A sunny backyard deck under construction, fresh timber deck boards laid across joists with a matte orange 3D printed spacing jig standing between

Introduction Nothing gives away an amateur deck faster than the gaps. One end of a board sits tight against its neighbor while the other drifts wide, and by the fifth row the whole surface looks like it was laid by guesswork — because it was. Decking gaps are not decoration: they drain rainwater, let the … Read more