Aluminum seating and aluminum seating boards offered in every anodized finish aluminum seating planks and mill finished aluminum seating planking sizes imaginable at MARKSTAAR. Aluminum seating plank profiles are extruded from 1" X 6" aluminum seating planks up to 2" X 12" aluminum seat boards. Aluminum seating plank profiles are offered online in lengths from 2 feet to 24 feet. Per foot aluminum seating plank sections may be cut to custom "per inch" lengths! MARKSTAAR offers the highest quality aluminum seating at the lowest delivered price - guaranteed!