× Fastener Calculator Follow the Flooring Manufacturers Instructions for Nailing Schedule and Nail Gauge. Nail Schedule 12" Spacing 10" Spacing 8" Spacing 6" Spacing 4" Spacing 3" Spacing Board Width 1" 1 1/4" 1 1/2" 1 3/4" 2" 2 1/4" 2 1/2" 2 3/4" 3" 3 1/4" 3 1/2" 3 3/4" 4" 4 1/4" 4 1/2" 4 3/4" 5" 6" 7" Total Square Feet: Cleats Required: