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Need a bespoke enclosure for your project?

Hill Grwp Ltd designs, manufactures and delivers project-specific GRP and steel enclosures, kiosks, pump rooms, substations, steel bases and access solutions across the UK.

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Send us your drawings, specification or project requirements and our team will be happy to provide a quote.

Another TopBox roof entry system by Hill Grwp is complete and ready for delivery

  • Writer: Hill Grwp Ltd
    Hill Grwp Ltd
  • Sep 10, 2025
  • 1 min read

Designed and built for industrial and commercial environments, TopBox provides:


✅ Safe, enclosed roof entry

✅ Fast and controlled access for maintenance teams

✅ A durable GRP construction built to perform in all weather conditions


This unit is part of our growing line of TopBox roof entry solutions, helping clients improve safety, efficiency, and compliance on their sites.


If your project needs a reliable and long-lasting roof entry enclosure, Hill Grwp’s TopBox is ready to deliver.


Man standing next to a large, GRP roof entry TopBox outdoors. Red brick and metal buildings in background. "TOPBOX" logo visible.

Gray GRP enclosure by Hill Grwp surrounded by greenery and industrial buildings. Blue corner with "TOPBOX" logo in red, white, and blue.

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