STM PDF

Water-source heat pumps - Testing and rating for performance - Part 1- Water-to-air and brine-to-air heat pumps. Original standard ISO 13256-1-2021 in PDF full version. Additional info + preview on request

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Water-source heat pumps - Testing and rating for performance - Part 2- Water-to-water and brine-to-water heat pumps. Original standard ISO 13256-2-2021 in PDF full version. Additional info + preview on request

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Thermoplastics piping systems for non-pressure applications - Test method for resistance to elevated temperature cycling. Original standard ISO 13257-2018 in PDF full version. Additional info + preview on request

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Thermoplastics piping systems for underground non-pressure applications - Test method for leaktightness of elastomeric sealing ring type joints. Original standard ISO 13259-2020 in PDF full version. Additional info + preview on request

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Thermoplastics piping systems for non-pressure underground drainage and sewerage - Test method for resistance to combined temperature cycling and external loading. Original standard ISO 13260-2010 in PDF full version. Additional info + preview on request

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Thermoplastics piping systems for non-pressure underground drainage and sewerage - Test method for resistance to combined temperature cycling and external loading - Amendment 1. Original standard ISO 13260-2010 amd1-2017 in PDF full version. Additional info + preview on request

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