Siding Lap Gauge: 3D Print a Gauge Pair for Even, Fast Lap Siding Installs

The side wall of a house in bright morning light with fresh horizontal lap siding boards

Introduction Lap siding looks simple — board after board, each overlapping the one below — but the whole job stands or falls on one measurement: the exposure, the visible height of each board. Drift by a few millimeters per course and the error shows up as wavy shadow lines, uneven reveals at the windows, and … Read more