The 2-Minute Rule for corex

National roofs are square. A sixty cm2 bit of 4mm Correx helps make a Nationwide roof with an ‘edge’ about 6cm deep. If you need a further ‘edge’ you’ll require a bigger sheet, which implies you may’t cut two width-smart from a 1.2m large sheet of Correx. If you use Langstroth or some other hive style you’re all on your own as far as

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