: Always buy 5% to 10% more material than your exact measurements require to account for waste.
: Calculate both dead loads (weight of the structure) and live loads (weight of people and furniture). buy floor joists
: Traditional, affordable, and widely available. Best for short spans. : Always buy 5% to 10% more material
: Measure the distance the joist needs to cover without support. buy floor joists
: Standard spacing is typically 16 inches or 24 inches on center.
Do not purchase your materials until you have verified these four critical specifications: