Fibrelite is the world's leading manufacturer of high quality, watertight composite manhole covers, modular trench panels and underground enclosures. Fibrelite’s fiberglass manhole covers, access covers and lightweight trench covers offer the best strength to weight ratio in the industry, allowing for maximum load bearing strength and durability while remaining lightweight and easy to handle.
Recent Projects
UK Theatre

Fibrelite Supply Covering Solution to a Recently Refurbished London Theatre

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UK Pharmaceutical Plant

Fibrelite Supply D400 Trench Covers for the Construction of New Trenches at a Pharmaceutical Plant

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Leading Premier League Stadium: Phase 2

Fibrelite Continue their Work Installing Coloured Trench Covers for Existing and New Camera Pits at a Leading Premier League Stadium

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World Class University, Cambridge, MA

Prestigious University in the Boston Area Choose Fibrelite’s Lockable Steam Covers

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Latest News
New F900 Load Rated Trench Covers
Bespoke, Retrofit Covers Designed to Fit into Existing Frames


Fibrelite Launch the Industry’s First FRP Above Ground Fill Sump Range
Fibrelite has achieved another industry “first” by developing a brand new FRP above ground fill...


A New Range of 1.2m Octagonal Tank Access Chamber Systems
The new eight sided chamber has large flat walls to accommodate 8 entry/exit angles for pipework and conduit.


Come and See Us
Check out Fibrelite’s exhibition programme for 2014...

Fibrelite Benefits

  • Load ratings from 1.5 to 90 tons
  • Standard duty covers tested to exceed H20 load rating standard
  • Heavy duty covers tested to exceed H25 load rating standard
  • Tested to BS EN 124
  • Wide range of sizes, colors and shapes
  • Impervious to most chemicals
  • Lightweight - no lifting injuries
  • Will not corrode, crumble or crack
  • Sealed manhole covers are water and odor tight
  • Excellent insulator against heat
  • UV resistant
  • Non-metallic design eliminates possibility of theft
  • Heavy duty covers available
  • Anti-slip surface
  • Anti-static
  • Ergonomic removal and replacement with lifting handle
  • Incredibly durable monolithic structure will not delaminate
  • Locks available on all covers
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Technical Advice
Fibrelite offer technical advice and support backed by extensive laboratory analysis and testing facilities.
Fibrelite has a network of offices around the world and manufacturing facilities in the UK, US and Malaysia.
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