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Modern and sustainable infrastructure networks

EJ covers – French quality, global innovation and performance.

In infrastructure solutions, hatches are not just metal covers – they are security, endurance and functionality integral part. EJ, the world's leading manufacturer, raises the standards of hatches to a new level. In France EJ products combine cutting-edge engineering and practical design, providing solutions that last for decades.

Who is EJ?

EJ is part of the EJ Group, a global leader in the production and distribution of infrastructure access solutions. The company's history dates back to 1883, when the first foundry was established in East Jordan, Michigan, USA.
Today, EJ operates on six continents, having production and sales centers in 13 countries and providing solutions for projects all over the world. This means that EJ has global reach, but local knowledge and standards.

Why are EJ shutters a special choice?

1. Larger internal opening on a floating hatch – clear opening

EJ floating hatches are designed with comfort and safety in mind. Their inner opening is larger, which means maintenance is easier and access is better.
If you weigh more than 60 kg, you can fit through our floating hatch! This shows how practical and spacious these hatches really are.

2. Production capacity that speaks for itself

EJ French factory produces 15 truckloads of goods per day, which means 24 tons of metal processing every day. This is an impressive volume. EJ ensures fast delivery and stable quality.

3. Unique in the world

EJ is the only factory in the world, which produces a hatch from metal, cast iron and composite. What's more, these materials can be combineto create the perfect solution for your project. This gives architects, engineers and urban planners the freedom to choose exactly what suits them.

Product range and innovation

EJ offers 20,000+ products, including:

  • Manhole covers and frames – classic solutions for sewage and infrastructure.
  • Composite covers – lightweight, corrosion-resistant and non-conductive.
  • Access hatches – square and rectangular solutions in aluminum, steel and cast iron.
  • Drainage grates and trench systems – suitable for both pedestrian areas and airports.

Innovation in EJ means:

  • Ergonomic and safe designs (e.g. hinged covers that do not close accidentally).
  • Corrosion-resistant materials.
  • Durability tested – finite element analysis, load tests and simulations of real conditions.

Where are EJ covers used?

EJ solutions are suitable for:

  • To the city infrastructure – sewerage, rainwater systems, electricity and telecommunications networks.
  • To the industry – heavy loads, chemical resistance and longevity.
  • For special projects – customized solutions where design and functionality must go hand in hand.

French quality + global support

EJ is not just a French factory – it is part of a global network that ensures:

  • Local knowledge and standards.
  • Fast delivery thanks to regional production facilities.
  • 140+ years of experience and innovation.

Gridstock invites you to participate in the innovative composite manholes training, where we will introduce future solutions for constructing cable manholes.

The training provides an overview of:

  • Why composite chambers are a smarter choice compared to traditional solutions
  • How to install them quickly and transport them conveniently
  • What opportunities do they offer for infrastructure developers

The training will take place on September 3-4, 2025 in Tallinn (Tuisu 19)

On 3.09, the training will be in two groups:

  • The 1st group starts at 9:00 (approximate end 12:30)
  • The 2nd group starts at 1:00 PM (approximate end at 4:30 PM)

4.09 is only a morning group:

  • Group starts at 9:00 (approximate end 12:30)

 

Don't miss the opportunity to learn about solutions that make building cable chambers faster, easier, and more efficient!

The training is free, but pre-registration is required (spaces are limited) and will be conducted in English.

To register, write to kadri.bekker@gridstock.ee or call +372 518 2106, no later than 1.09.2025.

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