Our structurally engineered joists are the result of extensive research into engineered timber technology. They reduce problems such as shrinkage, cupping, bowing, twisting and splitting traditionally associated with sawn timber joists and…

Service and roof truss products you can rely on, from initial drawings to delivery. From simple trussed rafters to timber infills, National Timber Systems (NTS) are able to provide a complete design and manufacture service to domestic…

National Timber Group has launched a new division that will support the UK’s housebuilding and construction industries.

Arnold Laver can offer a range of industrially applied preservative and fire retardant timber pre-treatments for timbers being used either indoors or outdoors.