Regis Style #3233  54" is Pool Code Compliant. Panels are screwless. Posts are 2" x 2" x .060" Wall - 6' Centers. Standard section racks 20" per 6' panel. Rails are 1" x 1" x .055"(top) x .080"(side). Pickets are 5/8" x 5/8" x .045" Wall. AAMA 2604 Powder Coating. Lifetime Warranty.