SHELTER DOORS
DU Type Blast Doors / SU Type Blast Hatches
Overview
DU and SU type is a series of heavy-duty blast rated and gastight doors and hatches that designed both for new construction and retrofitting in existing structures. The doors designed according to modern Ukrainian construction norms for civil defence shelters and can be also customized for providing additional ballistic protection.
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Thousands of DU type doors installed in shelters, bunkers and industrial facilities
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Comply with technical norms: TU U 25.1-38587375-001:2016
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The doors are heavy duty with internal structure for high pressure loads
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Can be additionally integrated with ballistic panels for ballistic protection and locks for forced entry resistance
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Special frame shape allows retrofitting the door in existing structural openings or on pre installed frames
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The patented design of the door allow good serviceability after installation
DU-IVR Blast & Gastight Door (1 Bar) - Single Leaf
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Blast resistance: up to 1 bar (100 kPa)
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Leaf: reinforced elements covered by metal plates (optional armour plates)
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Installation options: casting / retrofit, right/left
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Locking mechanism: 2x levers with handles inside and outside
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Equipped with seal for gas tightness
Drawings
Other sizes available by request
DU-IV 250 Blast & Gastight Door (2.5 Bar) - Single Leaf
Blast resistance: up to 2 bar (250 kPa)
Leaf: reinforced elements covered by metal plates (optional armour plates)
Installation options: casting / retrofit, right/left
Locking mechanism: 2x locking bars with handles inside and outside
Equipped with seal for gas tightness
Drawings
Other sizes available by request
DU-III Blast & Gastight Door (4.4 Bar) - Single Leaf
Blast resistance: up to 4.4 bar (440 kPa)
Leaf: reinforced elements covered by metal plates (optional armour plates)
Installation options: casting / retrofit, right/left
Locking mechanism: gear mechanism with locking bars, handles inside and outside
Equipped with seal for gas tightness
Drawings
Other sizes available by request
DU-I Blast & Gastight Door (9 Bar) - Single Leaf
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Blast resistance: up to 9 bar (900 kPa)
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Leaf: reinforced elements covered by metal plates (optional armour plates)
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Installation options: casting / retrofit, right/left
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Locking mechanism: gear mechanism with locking bars, handles inside and outside
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Equipped with seal for gas tightness
Drawings
Other sizes available by request
DU-IV Gastight Door - Single Leaf
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Blast resistance: Minimal
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Leaf: reinforced elements covered by metal plates (optional armour plates)
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Installation options: casting / retrofit, right/left
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Locking mechanism: 2x levers with handles inside and outside
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Equipped with seal for gas tightness
Drawings
Other sizes available by request
DU Type Shelter Doors
DU-IVR Blast & Gastight Door (1 Bar) - Double Leaf
Blast resistance: up to 1 bar (100 kPa)
Leaf: reinforced elements covered by metal plates (optional armour plates)
Installation options: casting / retrofit, right/left
Locking mechanism: 2x levers with handles inside and outside + additional locking
Equipped with seal for gas tightness
Drawings
Other sizes available by request
DU-III Blast & Gastight Door (4.4 Bar) - Double Leaf
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Blast resistance: up to 4.4 bar (440 kPa)
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Leaf: reinforced elements covered by metal plates (optional armour plates)
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Installation options: casting / retrofit, right/left
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Locking mechanism: 2x levers with handles inside and outside + additional locking
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Equipped with seal for gas tightness
Drawings
Other sizes available by request
DU - Double Leaf Doors
SU-IVR Blast & Gastight Hatch (1 Bar)
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Blast resistance: up to 1 bar (100 kPa)
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Leaf: reinforced elements covered by metal plates (optional armour plates)
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Installation options: casting / retrofit, right/left
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Locking mechanism: 2x levers with handles inside and outside
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Equipped with seal for gas tightness
Drawings
Other sizes available by request
SU-III Blast & Gastight Hatch (4.4 Bar)
Blast resistance: up to 4.4 bar (440 kPa)
Leaf: reinforced elements covered by metal plates (optional armour plates)
Installation options: casting / retrofit, right/left
Locking mechanism: gear mechanism with locking bars, handles inside and outside
Equipped with seal for gas tightness
Drawings
Other sizes available by request
SU-I Blast & Gastight Hatch (9 Bar)
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Blast resistance: up to 9 bar (900 kPa)
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Leaf: reinforced elements covered by metal plates (optional armour plates)
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Installation options: casting / retrofit, right/left
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Locking mechanism: gear mechanism with locking bars, handles inside and outside
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Equipped with seal for gas tightness
Drawings
Other sizes available by request
DU-IVR / III / I Blast & Gastight Hatches With Top Opening
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Blast resistance: Yes
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Leaf: reinforced elements covered by metal plates (optional armour plates)
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Installation options: casting / retrofit, right/left
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Locking mechanism: depending on model
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Equipped with seal for gas tightness
Drawings
Other sizes available by request
SU - Blast Hatches
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