Profile: Hamilton (Building Contractors) Ltd. are external wall insulation applicators. We provide external wall insulation systems including renders, polymer cement renders, silicone & acrylic renders, & brickslips such as brick render coatings to buildings, walls, and facades. They are fixed to the outside of a building by means of mechanical and/or adhesive fixing of insulation boards, which are then covered with a mesh reinforcement, a base coat, and the final decorative finish.