What are the main features of Gerda NTT doors?

Gerda NTT doors feature advanced security technology, modern design, and excellent thermal insulation.

How does the Gerda NTT 75 model compare to the NTT 60 model?

The NTT 75 model offers thicker insulation and higher security ratings, while the NTT 60 model provides a more cost-effective option.

The 30th anniversary marks Gerda's commitment to innovation and reliability in door solutions, highlighted by the introduction of the NTT series.

March 31, 2017•Konrad•4 min read