fiberglass stack liner alternative

One of the primary advantages of fiberglass stair treads is their exceptional durability. Unlike traditional wooden treads that can rot, warp, or splinter over time, fiberglass is impervious to moisture and insects. This makes them an ideal choice for areas with high humidity or where pest control is a concern. Furthermore, fiberglass stair treads are resistant to fading, ensuring that they maintain their appearance even when exposed to direct sunlight.

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molded frp gratings are manufactured in a one piece construction which results in a bi-directionally strong product. This allows openings for piping or cables in the grating of up to 10” without any additional support required (may vary depending on grating depth and location of opening). During the molded manufacturing process, the continuous fiberglass rovings are completely covered in a high percentage of resin, 65% by volume. With this high resin content, molded gratings are the most chemically resistant gratings offered and are often used in caustic chemical environments without hesitation.

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