The Howell™ dock float series is developed and produced by Dock Edge +. This benefits you, our customer by making it possible to purchase a complete and compatible line from hardware right through to the finishing touches and knowing that the Howell float series is backed by a 10-YEAR WARRANTY against manufacturing defects. The Howell 400 has a floatation capacity of 400 lbs. and is filled with closed cellular foam for commercial use. Dimensions: 24" x 48" x 12"