Description ATTWOOD ABS Collector Box (for 4″ hose) – 1348-1. Black polystyrene plastic construction for corrosion free service. Designed for air intake or exhaust. Unit Depth Cutout Hose 1341 3-7/8″ 2-1/16″ x 15-9/16″ 2 x 3″ 1345 4″ 2-7/16″ x 16-1/4″ 2 x 3″ 1348-1 5″ 2-3/4″ x 18″ 2 x 4
