Miscellaneous articles, products and parts of ship's appliances: rectangular ship's portholes and windows.

Purpose: closing of openings on ships and watercraft. Designed to provide the necessary view from the premises and to allow light and air to enter the rooms in which they are installed.
Types: water-gas-tight heavy, light.
Types: blind, casement, universal.
Design features:
Size in light min 300x425mm, max size is not regulated. Thickness of tempered glass from 8 mm to 19 mm, with electric heating from 14 to 25 mm.
Fastening method: bolts, welding.
Climatic version OM, category I according to GOST 15150: ambient temperature from minus 40? to plus 45?.
Main material: steel