Common Misconceptions About GRP Covers Debunked
- Kaitlyn Pibernik
- Feb 28
- 2 min read
When it comes to GRP (glass-reinforced plastic) covers, there are plenty of myths and misunderstandings floating around. At Corporate Engineering, we’ve heard them all! Let’s clear the air and address some of the most common misconceptions in a friendly, no-nonsense way.

Myth 1: GRP Covers Are Fragile
The Truth: Some people hear “glass-reinforced” and imagine something delicate, like a wine glass. But GRP covers are anything but fragile! They’re engineered for strength, designed to handle heavy loads, and are resistant to impacts. Think more "armoured tank" and less "fine china."
Myth 2: GRP Isn’t as Durable as Metal
The Truth: While metal might seem like the go-to for durability, it’s susceptible to corrosion, especially in harsh environments. GRP, on the other hand, laughs in the face of rust. It’s lightweight, corrosion-resistant, and built to withstand chemicals, moisture, and extreme conditions—outlasting many metal alternatives.
Myth 3: GRP Covers Are Only for Small Projects
The Truth: Whether it’s a compact drainage system or a sprawling industrial facility, GRP covers are up to the task. Our team at Corporate Engineering creates bespoke covers for projects of all sizes, from a few meters to massive installations. No project is too big or small for GRP!
Myth 4: They’re Hard to Maintain
The Truth: GRP covers are designed to make life easier, not harder. Their smooth, non-porous surface makes cleaning a breeze, and they’re highly resistant to wear and tear. With minimal maintenance required, you’ll save time and money over the long haul.
Myth 5: Custom GRP Covers Take Too Long to Make
The Truth: While bespoke solutions do require planning, our streamlined process ensures efficiency at every step. From initial design to final installation, we work with you to meet your timeline. Plus, the long-lasting benefits of a custom GRP cover are well worth the wait.
Myth 6: GRP Isn’t Eco-Friendly
The Truth: GRP is a sustainable choice. Its durability reduces the need for replacements, cutting down on waste. Additionally, its lightweight nature means lower energy costs for transportation and installation. When you choose GRP, you’re investing in a solution that supports sustainability.

At Corporate Engineering, we’re all about transparency and helping you make informed decisions. If you’ve heard any other myths about GRP covers, feel free to reach out—we’d be happy to set the record straight. Ready to see what GRP can do for you? Drop us a line at sales@grpcovers.com today!
Misconceptions shouldn’t stand in the way of your next project. Let’s debunk the myths and get to work!
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