The Series 04 Through Fixed section is a heavy duty version of our Series 03 and is mostly used on Pilot Boats, Workboats and other coastal, and offshore crafts.

This section has concealed fixings. The concealed fixings profile stands 5mm proud of the superstructure, hiding the fastenings behind a strip. This section can have mitred or radius corners (min radius 76mm).

This frame is suitable for glazing between 6mm and 10mm in thickness, for sliding units the glazing is 8mm thick. Available as fixed, sliding, half drop, hinged or hopper windows with wide range of glazing available to suit your needs as well.

Finishes available are either anodised or powder coated. The majority of our customers combine both finishes to receive a corrosion resistant and coloured finish of their choice.

  • Concealed fixing stands 5mm above superstructure

  • Can be radius or mitred

  • Glazing can be Toughened Glass, acrylic, polycarbonate (other options available)

  • Available in a range of window types


Seaglaze provided new through-fixed wheelhouse windows for the general refurbishment of a 10m trawler. Preparing it for whatever conditions it may face.

Window Types


 Glazing Options

Single Ply (6mm-12mm)
Laminated (up to 20mm)
Double-Glazed (up to 20mm)


We use Seaglaze as both a supplier and a customer and have enjoyed an excellent working relationship where our join expertise has helped develop our key products.

CTruk Boats

The message from here is very positive and working with you has been a good experience. Right from meeting at the boatshow when you were able to answer all my questions and guide me through what had to be done, to delivery of a well made crate, I gave nothing but praise for the care and attention I received

Alan Watson, Nelson 42
I am very happy with the quality product your company have made it for me. The people at work has been very helpful dealing with me, always there when I turned up at 7ish …
Nick Billingsley

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