Atmas will offer a NEW line of blast doors designed to meet Finnish civil defence shelter norms

Shelter blast door designed to meet Finnish shelter norms

Atmas Group has developed an new line of shelter blast and gastight doors designed to meet technical requirements of Finnish civil defence shelter norms. The doors designed for high blast pressure loads both for positive and negative phase of the blast, waistband ground shock loads up to 30g and equipped with special seal for providing gas tightness.

Special frame is designed both for casting in concrete and retrofit installation in existing opening allowing maximum flexibility. Additionally the doors allow installed with right and left opening and come in standard opening sizes like 900x2000, 1200x2000 mm and others as well as special sizes and double leaf configurations.

Video of testing during the prototype manufacturing:

Atmas offers a wide selection of blast and gastight doors for shelters, bunkers, safe rooms and other hardened facilities, security and bulletproof doors for industrial and security facilities, protective gates, blast and ballistic windows, protective roller shutters, blast valves and dampers and more.

Learn more about our doors and structural opening protection