With hatches done, it's time to turn our attention to the various Lewmar portlight models. In terms of design the catalogue variants are:...

All Lewmar Hatches and Portlights (except old Standard) produced since October 1997 have had identification information heat stamped on...

The following was prepared by Lewmar in 2008 to address known issues with the original Old Standard Opening Portlight. The Old Standard...

If you have Lewmar New Standard opening portlights we discuss whether spare acrylics are likely to be available

Don't rely on what's stamped on the acrylic to identify a portlight model. Instead, frame construction gives a more reliable guide.

Replacing the panes in some Lewmar old-standard opening ports