D.E.F.I. 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) 440 3665 or use the links below to see how we can meet your needs. Our Design, Engineer, Fabricate and Installation capabilities make us the preferred one-stop shop for all your needs.

Our Specialties

fiberglass molded grating products

Fiberglass Molded Grating

One-piece construction, composed of 65% resin at 35% continuous fiberglass strands. Optimum for corrosion resistance and long service life. We stock a variety of grid configurations, resin systems and panel sizes. Ideal for stairs treads, covered grating, tread covers, solid plate, and 316 SS clips and hardware.Read More »
pultruded fiberglass grating products

Pultruded Fiberglass Grating

This grating is manufactured by pulling fiberglass strands through a resin bath and into a heated die where it is formed and cured. The completed parts are then assembled into finished grating using both, a mechanical and a chemical lock. Grit top anti-skid surface is standard. Ideal for stairs treads, 316 SS clips and hardware, covered grating, tread covers and solid plate.Read More »
fiberglass structural shape products

Fiberglass Structural Shapes

Manufactured by the pultrusion process, FRP structural shapes are lightweight (1/3 of steel) and pound for pound as strong as their steel counterparts.Read More »