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Sandwich HSC, GRP WTD/ISD, Aluminum, Steel.
Spraytight doors are entrances to rooms that are not a part of the stability calculations, and shall be tight from the outside. After installation a hose or a chalk test is to be preformed, verified by the classification society, to confirm the tightness.Type approval is not required.

BLAST RATED DOORS

WEATHERTIGHT DOORS


Watertight Doors, LIBRA Doors, Joiner Wall Systems, Joiner Doors, Fire Rated Doors, Blast Rated Doors, Blast Rated Windows, Fire Rated Windows, Weathertight Doors, A-60 Fire Rated Doors, H120 Fire Rated Doors, Navy Doors,

SPRAYTIGHT DOORS

exterior doors

WATERTIGHT DOORS

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GRP, Aluminum, or Steel.
Weathertight doors are entrances to rooms that are a part of the stability calculations of the vessel, and shall withstand a dynamic pressure from the outside. The strength of the door needs to be the same as the bulkhead it is situated in and is depending on the vessels type, size, and location. Type approval certificate, or case by case approval, is required.

Steel. AO, A60, HO, H60, H120
Watertight doors are located in watertight bulkheads below freeboard deck and shall withstand a static pressure from both sides. Design pressure for the door is given in meter water head by measuring the distance from the freeboard deck and down to the sill of the door in the most vulnerable damage situation for the vessel. Type approval certificates or case by case approval, and watertight test certificate for each individual door, verified by the classification society, is required