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Spare block

For the option of fitting new cables in the future
At sea On land

The Spare blocks are manufactured from Lycron. Surplus room in each frame is filled out with solid insert blocks. Using the spare blocks allows the option of fitting new cable in the future. Standard Spare blocks are divided up in seven sizes, 5, 10, 15, 20, 30, 40 and 60 mm in square.

Also available as:
E-series
Spare Block
Also available as:
E-series

Correct and safe installations

To achieve the highest standard of safety, a cable or pipe transit must be installed correctly. As there are many different types of frame – which may be either welded, bolted or glued into position – and insert block, it is essential that installers known when to use the most appropriate installation method.

For more information, please view following instructions, videos or download manuals as PDFs.

RGS Frame Horizontal
How to install a MCT Brattberg RGS/RGB frame, vertical

For more information visit Instructions and manuals

Called spares, they bear the designation A/0. Blocks are referred to by their width (A), followed by the designation /0 (indicating solid). Thus a block with a width and height of 15 mm (0.59”) is referred to as 15/0. The length of insert blocks is always 60 mm (2.36”)

Spareblock Sizes
Block Weights
Spareblock Dimensions

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