NORRES offers a hose solution for professionals in the construction industry with an innovative RoofGraveling-Box. Made of polyethylene, the RoofGraveling-Box was developed in response to industry demand, and is best used in conjunction with the NORPLAST^® PUR 387 hose.  It has been designed specifically for the demanding use of highly abrasive solids, such as the transfer and application of gravel.