DEFI provides a complete range of standard and custom designed fiberglass products to many different industries, including molded grating, pultruded grating and structural shapes. Light weight, non-conductive, corrosion resistant, high strength, and versatile, with large inventories, our products are only a phone call away. Call us now at (281) 940-8672 or use the links below to see how we can meet your needs. Our Design and Installation capabilities make us the preferred one-stop shop for all your needs.