This screen fits the Nibo 5 X 12 opening port identified below.
This port is identified by a unique handle on the lens. It is a small cylinder with "Nibo" molded into the end that is used to pull the lens closed. The dogs on the Nibo port are mounted on the frame.
The factory primarily used Lewmar ports. It is likely Bomar ports were used to continue boat production during periods when the Lewmar ports were not available.
• Capri 26
• Catalina 25
• Catalina 27
• Catalina 270
• Catalina 28
• Catalina 30
There may be other uses we are not aware of. They were also not used every year the boat was produced. If you have a different size boat that used this port, let us know and we'll add your boat size to the list to aid other Catalina owners.
• Outside of mounting flange (measured on the outside of the boat): 14-9/16" x 7-5/8"
• 11-3/4" x 4-7/8"