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Landcoil is available in 60-200mm diameters as perforated or unperforated, with the blue system being Kitemarked to BS 4962. Also available in black as a non-Kitemarked system. Supported by a full range of fittings. Available in yellow as Gas Ducting. Also available with a non-woven geotextile wrap as Type 8 Narrow Filter Drain.