: Suppliers should provide sealed calculations and stamped blueprints that comply with local building codes.
: These are the most common source for residential and commercial construction. Companies like Stark Truss and Truswood specialize in custom-engineered wood roof and floor trusses.
Trusses are rarely "off-the-shelf" items due to the need for engineering to meet specific local building codes.
The buying process typically involves four major steps: measurement, design, manufacturing, and delivery.
: For wood, verify the lumber grades used; for steel, ensure the manufacturer uses certified welders and follows established norms.
