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CE-ETA Gorter® Roof Hatches: What Does This Mean?

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Isolated Roof Hatches: Gorter® for Optimal Roof Insulation

In a time when the importance of energy efficiency and sustainability in the construction sector is becoming increasingly prominent, thermal insulation of flat roofs is crucial. Buildings are being better insulated to maximize energy efficiency.


For comprehensive roof insulation, it is essential that all components, including roof hatches, have a high insulation value. This ensures optimal insulation of the building envelope.

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Roof Hatches are Versatile – Discover the Features

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Flat roof window - lots of natural light and a safe roof access

Flat roof windows executed as a glass roof hatch not only provide daylight and ventilation but also offer aesthetic and functional benefits for use in both residential and commercial buildings. With excellent thermal insulation properties and a robust construction, they represent the ideal alternative to traditional skylights, while also providing possibilities for roof access.

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Discover the safest roof access – with 120 min. of fire resistance!

With Gorter's fire-resistant hatch, you not only get easy and secure access to flat roofs but also a robust fire barrier that provides up to 120 minutes of protection. These fire-resistant roof hatches can be used on flat roofs with a maximum slope of 5°.

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Bert Muller of Gorter Hatches celebrates his 60th birthday

Yesterday, our esteemed partner and colleague, Bert Muller, celebrated his 60th birthday. Bert, who has been representing the Gorter organization in Australia and New Zealand for over two decades through his company Gorter Hatches, has built a large customer base and a strong reputation in these countries.

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How to Install a Roof Hatch?

A roof hatch is easy to integrate into both existing and new buildings, offering excellent insulation while preserving the building's original appearance. In this article, you can read about the installation process and watch an installation video.

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New generation Gorter® RHT roof hatch

New generation Gorter® RHT roof hatch

Indestructible construction, Made in Holland

Gorter introduces the new generation of RHT roof hatches. These roof hatches feature an extremely strong and patented construction. Thanks to several modifications, the roof hatch is even more resistant against unexpected extreme loads, both during construction and in general use.

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The Dutch masterpiece by Gorter®

Roof hatch - The Dutch masterpiece

In the Netherlands, a new masterpiece has been put on the map: the renewed RHT roof hatch of Gorter®. Although the company has only existed for nearly 100 years, these roof hatches could perhaps be seen as a symbol of national pride comparable to the famous Delfts Blue.

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