Marine Steel Watertight Louver with Cover

Standard: CB/T749-1997

Marine Steel Watertight Louver with Cover has the advantage of watertight/weathertight, radiation proof, insect prevention, ventilation, used for wheel house, store room and toilet on the ship.

1-Cover: carbon steel

2-Packing:Rubber

3-Window Frame: carbon steel

4-Window Seat: Carbon Steel

5-Fixed eye plate: steel

6-Insect prevention screen: stainless steel/steel screen

7-Mouse prevention screen: stainless steel/steel screen

8-Blade: carbon steel, carbon steel with hot dip galv or stainless steel

9-Eye Plate: carbon steel

10-Bolt: carbon steel with hot dip galv/brass/sus

11-Nut: carbon steel with hot dip galv/brass/sus

12-Spring gasket: steel

13-Hinge: stainless steel

14-Clip:stainless steel or carbon steel

15-Hook: steel

16-Handle: Steel

Nominal Size	Cover Size	Wall Cut Out Size	Frame Size	Frame thickness	Louver Frame thickness	Blade thickness	Window frame height
BXL	B1XL1	B2XL2XR	B3XL3	t2	t3	t4	h
150x200	192x242	200x250x33	250x300	8	4	3	70
300x150	342x192	350x200x33	400x250	8	4	3
600x300	642x342	650x350x60	700x400	8	5	4

*The size in the list is just for reference. More size are not listed here. The size also can be customized.