DU - SHELTER DOORS
Overview
DU shelter doors and SU shelter hatches are 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 CEE 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 Shelter Doors
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Blast rating: >100 kPa (1 bar)
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Gas tightness: Yes
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Splinter protection: optional
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Leaf: Reinforced beams with steel panels (optionally armour)
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Installation options: casting / retrofit, right/left
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Locking mechanism: 2x levers with multiple locking points
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Special seal for gas tightness
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Anticorrosion primer
DU-IV 250 Shelter Doors
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Blast rating: >250 kPa (2.5 bar)
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Gas tightness: Yes
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Splinter protection: optional
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Leaf: Reinforced beams with steel panels (optionally armour)
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Installation options: casting / retrofit, right/left
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Locking mechanism: 1x levers with multiple locking points
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Special seal for gas tightness
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Anticorrosion primer
DU-III Shelter Doors
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Blast rating: >440 kPa (4.4 bar)
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Gas tightness: Yes
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Splinter protection: optional
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Leaf: Reinforced beams with steel panels (optionally armour)
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Installation options: casting / retrofit, right/left
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Locking mechanism: 1x wheel with multiple locking points
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Special seal for gas tightness
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Anticorrosion primer
DU-I Shelter Doors
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Blast rating: >900 kPa (9 bar)
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Gas tightness: Yes
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Splinter protection: optional
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Leaf: Reinforced beams with steel panels (optionally armour)
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Installation options: casting / retrofit, right/left
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Locking mechanism: 1x wheel with multiple locking points
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Special seal for gas tightness
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Anticorrosion primer
DU-IV Shelter Doors
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Blast rating: >20 kPa (0.2 bar)
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Gas tightness: Yes
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Splinter protection: optional
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Leaf: Reinforced beams with steel panels (optionally armour)
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Installation options: casting / retrofit, right/left
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Locking mechanism: 1x wheel with multiple locking points
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Special seal for gas tightness
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Anticorrosion primer
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
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
DU - Double Leaf Doors
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