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Type M according to NEN EN 1433. High-quality fiber-reinforced concrete C35/45. With 5mm cast iron edge protection. Bottom outlet with 110mm sealing ring. Equipped with cast iron slot grate, 14mm opening with patented screwless long rod lock. Inlet cross-section 554cm²/m. Internal width 100mm. External dimensions LxWxH=1000x158/164x235mm. Kiwa certificate in accordance with BRL 5070. Provided with CE marking. Weight 54kg.
