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Type M according to NEN EN 1433. High-quality fibre-reinforced concrete C35/45. With 5mm cast iron edge protection. Equipped with cast iron long bar grating, opening 26/12mm with patented screwless long bar lock. Inlet cross-section 392 cm2/m. Internal width 100mm. External dimensions lxwxh=500x158/164x110mm. Kiwa certificate according to BRL 5070. Provided with CE marking. Weight 21kg.
