BOHAMET specializes in marine production. We are the world largest manufacturer of ship windows, portholes and window boxes having over 30 years of experience in fabrication and development of new designs. We produce over 3000 windows per month and deliver them all over the world. And because of this, we are able to meet almost any customer requirement, including custom designs and solutions that meet the individual requirements of each design. From the smallest units, by barges, inland and seagoing yachts, thru cruise ships,  military vessels, residential and mining platforms to the specialized support vessels. Versatile machine park, modern glass processing department, large production resources, a team of excellent  professionals and designers enableus to respond quickly and flexibly  to each customer’s needs and to carry out all major projects.
Our windows, made of aluminum, steel and stainless steel materials, fulfill the requirements of all classification societies and international ISO standards. Our goal is to always meet the highest requirements of customer in terms of satisfaction, quality and safety, and additionally to support with our experience during the vessel development stages, manufacturing of the ships and installation of windows.

iluminatory

Ship windows and portholes can be made of the following materials:

  • brass,
  • stainless steel,
  • steel anti-magnetic,
  • stainless steel,
  • carbon steel,
  • aluminum alloys.

We use/offer:

  • tempered and semi-tempered glass,
  • insulated glass,
  • soundproof glass,
  • laminated glass,
  • electrically heated glass,
  • BOHFLAM fire resistant glass,
  • bulletproof glass,
  • electromagnetic radiation resistant glass.
okna
okna_iluminatory

Ship windows are manufactured in accordance with ISO 3903. The fixed or opening windows (inside, outside, sliding), windows with covers or fireproof windows help to provide sunlight and air exchange in the cabins of residential and other spaces.
Wheelhouse windows guarantee safety and the highest visibility needed for navigation unit.

Bohamet offers a wide range of special marine windows custom configured to meet customers’ specific requirements.
Depending on the customer’s requirement we offer:

  • Custom shape of window frame,
  • Custom size of window frame,
  • Various materials of main frame (brass, steel, stainless steel, aluminium),
  • Various types of glass mounted in the frame (monolithic, laminated, insulated glass unit, heated, fire resistant, stained),
  • various methods of fitting the frame to ship’s side (weld-in, bolt-on, clamp grip, tilted frame)

We offer the following special window designs:

  • Wheelhouse windows, trapezoid,
  • Divided windows, with cross-bars,
  • Divided window units. Complete wheelhouse,
  • Oval windows,
  • Combined windows, partly opening,
  • Skylights, roof windows,
  • Bathyscaphe windows, submersible cabin windows
  • ” Boiler outfit „

All windows can also be equipped with:

  • Ship wiper,
  • Clear view screen with control,
  • Sun shade,
  • Deadlights

Portholes are manufactured in accordance with ISO 1751. Variety of opening and fixed portholes, with or without covers allow us to meet all customer requirements. Top quality and experience guarantee the security and integrity of critical areas of the hull directly exposed to severe marine conditions.
Ship portholes are located close to the water line, and thus must withstand the strong pressure and the pressure of the water masses. The standard porthole ship is equipped with a cover storm.
Portholes can be made of brass, aluminum or steel including stainless steel, anti-magnetic, stainless steel, carbon.
Glazing while the tempered glass thicknesses 8, 10, 12, 15, 19, 25 mm. On request, we also use insulated glass units or laminated. The glass is mounted in the frame with a rubber gasket, shafts and screws made of stainless steel or brass.
Our portholes are certified with the following classification societies: DNV, GL, LR, LRS, ABS, PRS, CCS, SBG, BV.

Depending on the customer’s requirement we offer:

  • Custom size
  • Various main frame materials (brass, steel, stainless steel, aluminium)
  • Type of glass mounted in the frame (monolithic, laminated, insulated glass unit, heated, fire resistant, stained)
  • Method of fitting the frame to ship’s side (weld-in, bolt-on, clamp-grip, tilted frame)

We offer portlights for passenger ferries, passenger ships, and cruise ships: with one or two cross-bars

Depending on the customer’s requirements, glass may be secured with protective film, polycarbonate boards, polypropylene boards, fibreboards or plywood boards that are removed after the windows have been mounted.

Okna i iluminatory okrętowe odpowiadają następującym normom:

Norma Rok wydania Grupa Treść normy
PN 2001 EN Okna, drzwi i żaluzje – Odporność na wybuch – Wymagania i klasyfikacja – Część 1: Rura uderzeniowa.
PN 93 W Okna w sterówkach okrętowych.
Ogrzewanie szyb gorącym powietrzem.
PN 90 W Okna okrętowe zwyczajne. Rozmieszczenie na statku.
PN 91 W Iluminatory okrętowe.
Rozmieszczenie na statku.
PN 84 W Okna okrętowe
2012 ISO Shipbuilding and marine structures – Toughened safety glass panes for rectangular windows and side scuttles – Punch method of non-destructive strength testing.
2012 ISO Ships’ side scuttles.
2012 ISO Shipbuilding and marine structures – heated glass for rectangular windows.
02/90 ISO Shipbuilding and marine scructures – gasket for windows and portholes.
2012 ISO Shipbuilding and marine structures — Ships’ ordinary rectangular windows.
05/87 ISO Shipbuilding – Ordinary rectangular windows – positioning.
05/87 ISO Shipbuilding – Side scuttles – positioning.
08/04 ISO Ship and marine technology – Windows and side scuttles for fire-resistant constructions.
11/90 ISO Shipbuilding and marine scructures – windows and portholes – vocabulary.
03/87 ISO Ship’s wheelhouse windows – Heating by hot air of glass panes.
10/04 ISO Ship and marine technology – Thermally toughened safety – glass panes for windows and scuttles.
PN-EN 2002 ISO Przemysł naftowy i gazowniczy – Ochrona przeciwpożarowa i przeciwwybuchowa na platformach morskich – Wymagania i wytyczne.
BS 12/74 MA Ships’ side scuttles.
BS 12/73 MA Ships’ windows.
GOST 98 – Iluminatory okrętowe.
GOST 99 – Okna okrętowe.

Szyby do okien i iluminatorów produkowane są wg następujących norm:

Norma Rok wydania Grupa Numer Treść normy
PN 88 W 88059 Szyby bezpieczne hartowane do iluminatorów i okien.
PN 12/1997 W 88071 Budowa statków. Szyby bezpieczne ogrzewane do okien okrętowych. Wymagania i badania.
2012 ISO 614 Shipbuilding and marine structures – Toughened safety glass panes for rectangular windows and side scuttles – Punch method of non-destructive strength testing.
2012 ISO 3434 Shipbuilding and marine structures – heated glass for rectangular windows.
10/04 ISO 21005 Ship and marine technology – Thermally toughened safety – glass panes for windows and scuttles.