Profile: Poundfield Products Ltd. is a designer and manufacturer of reinforced and pre-stressed concrete products. Our modular interlocking paneled walling system is ideal for aggregate storage, industrial buildings, soil retention. and waste storage. Our Shuttablocs™ retaining wall is a patented design of a hollow precast unit with an internal reinforcing system which links the two halves. and incorporates trays onto which the horizontal reinforcing is laid. Our pre-stressed interlocking L-bloc is ideal for bulk storage bays, retaining walls, riverbank retention, soil retention. and security applications.