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Workplace exposure. Volumetric bioaerosol samplers. General requirements and evaluation of performance. Original standard UNE-EN 14583-2022 in PDF full version. Additional info + preview on request

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Timber structures. Dowel-type fasteners. Requirements. Original standard UNE-EN 14592-2023 in PDF full version. Additional info + preview on request

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Road marking materials Retroreflecting road studs Part 1: Initial performance requirements. Original standard UNE-EN 1463-1-2023 in PDF full version. Additional info + preview on request

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Drain and sewer systems outside buildings Management and control of activities Part 1: General requirements. Original standard UNE-EN 14654-1-2022 in PDF full version. Additional info + preview on request

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Drain and sewer systems outside buildings Management and control of activities Part 2: Rehabilitation. Original standard UNE-EN 14654-2-2022 in PDF full version. Additional info + preview on request

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Drain and sewer systems outside buildings Management and control of activities Part 3: Drain and sewer cleaning. Original standard UNE-EN 14654-3-2022 in PDF full version. Additional info + preview on request

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