: Maximum durability and resistance to fire, termites, and moisture. 2. Determine Required Size and Span
The "span" is the distance between supporting walls or beams. Joist size significantly impacts how far they can safely reach. The I-joist Handbook - Masonite Beams buy floor joists
: Complex builds requiring HVAC, plumbing, or electrical routing through the floor zone. : Maximum durability and resistance to fire, termites,
: The traditional choice made from solid lumber like Douglas Fir or Southern Pine . Best for : Simple residential projects and shorter spans. Joist size significantly impacts how far they can
: Composed of top and bottom flanges (lumber or LVL) with an OSB web. Best for : Long spans and high-performance floors.
Buying floor joists is a critical step in ensuring the structural integrity of your home. The right choice depends on your project's span requirements, load capacity, and budget. This guide breaks down the essential factors to consider when selecting and purchasing joists. 1. Choose Your Joist Type