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  • BS 5250(2011) : 2011

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    CODE OF PRACTICE FOR CONTROL OF CONDENSATION IN BUILDINGS

    Available format(s):  Hardcopy, PDF

    Superseded date:  23-12-2021

    Language(s):  English

    Published date:  01-01-2011

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Design to avoid moisture related problems
    5 Guidance to builders and owners
    6 Remedial works
    Annexes
    Annex A (informative) - Moisture in buildings
    Annex B (informative) - Diagnosis of dampness problems
    Annex C (informative) - The temperature and moisture
            content of air
    Annex D (normative) - Calculating condensation risk
    Annex E (informative) - Properties of materials
    Annex F (normative) - Application of design principles -
            Floors
    Annex G (normative) - Application of design principles -
            Walls
    Annex H (normative) - Application of design principles -
            Roofs
    Annex J (informative) - Application of design principles
            at junctions
    Annex K (informative) - Application of design principles -
            Occupied space ventilation
    Annex L (normative) - Application of design principles -
            Heating
    Annex M (informative) - Guidance for builders
    Annex N (informative) - Guidance for occupiers on how to
            avoid damaging condensation
    Bibliography

    Abstract - (Show below) - (Hide below)

    Provides recommendations and guidance on avoiding problems with high moisture levels and condensation in buildings.

    General Product Information - (Show below) - (Hide below)

    Committee B/540/2
    Development Note Supersedes BS 5250(2002) and 11/30171810 DC. (12/2011) Supersedes 16/30339578 DC. 2011 Edition Re-Issued in July 2016 & incorporates AMD 1 2016. (08/2016)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded

    Standards Referencing This Book - (Show below) - (Hide below)

    BS 5925:1991 Code of practice for ventilation principles and designing for natural ventilation
    BS 8297:2000 Code of practice for Design and installation of non-loadbearing precast concrete cladding
    BS 8298:1994 Code of practice for design and installation of natural stone cladding and lining
    BS EN ISO 13788:2012 Hygrothermal performance of building components and building elements. Internal surface temperature to avoid critical surface humidity and interstitial condensation. Calculation methods
    BS EN 13141-3:2017 Ventilation for buildings. Performance testing of components/products for residential ventilation Range hoods for residential use without fan
    BS EN 13141-8:2014 Ventilation for buildings. Performance testing of components/products for residential ventilation Performance testing of un-ducted mechanical supply and exhaust ventilation units (including heat recovery) for mechanical ventilation systems intended for a single room
    BS EN 13141-6:2014 Ventilation for buildings. Performance testing of components/products for residential ventilation Exhaust ventilation system packages used in a single dwelling
    BS EN 15026:2007 Hygrothermal performance of building components and building elements. Assessment of moisture transfer by numerical simulation
    BS EN 13141-1:2004 Ventilation for buildings. Performance testing of components/products for residential ventilation Externally and internally mounted air transfer devices
    BS EN ISO 13370:2017 Thermal performance of buildings. Heat transfer via the ground. Calculation methods
    BS 2972:1989 Methods of test for inorganic thermal insulating materials
    BS 8104:1992 Code of practice for assessing exposure of walls to wind-driven rain
    BS EN 13859-2:2014 Flexible sheets for waterproofing. Definitions and characteristics of underlays Underlays for walls
    BS EN 14783:2013 Fully supported metal sheet and strip for roofing, external cladding and internal lining. Product specification and requirements
    BS EN ISO 10211:2017 Thermal bridges in building construction. Heat flows and surface temperatures. Detailed calculations
    BS EN ISO 13789:2017 Thermal performance of buildings. Transmission and ventilation heat transfer coefficients. Calculation method
    BS 9250:2007 Code of practice for design of the airtightness of ceilings in pitched roofs
    BS 6536:1985 Specification for continuously hot-dip aluminium/silicon coated cold reduced carbon steel sheet and strip
    BS EN ISO 6946:1997 Building components and building elements. Thermal resistance and thermal transmittance. Calculation method
    BS EN 13141-4:2011 Ventilation for buildings. Performance testing of components/products for residential ventilation Fans used in residential ventilation systems
    BS EN 13141-10:2008 Ventilation for buildings. Performance testing of components/products for residential ventilation Humidity controlled extract air terminal device
    BS EN ISO 12572:2001 Hygrothermal performance of building materials and products. Determination of water vapour transmission properties
    BS EN 13141-9:2008 Ventilation for buildings. Performance testing of components/products for residential ventilation Externally mounted humidity controlled air transfer device
    BS EN 490 : 2011 CONCRETE ROOFING TILES AND FITTINGS FOR ROOF COVERING AND WALL CLADDING - PRODUCT SPECIFICATIONS
    BS 8103-4:1995 Structural design of low-rise buildings Code of practice for suspended concrete floors for housing
    BS EN 13141-2:2010 Ventilation for buildings. Performance testing of components/products for residential ventilation Exhaust and supply air terminal devices
    BS 5720:1979 Code of practice for mechanical ventilation and air conditioning in buildings
    PD 6697:2010 Recommendations for the design of masonry structures to BS EN 1996-1-1 and BS EN 1996-2
    BS 3533:1981 Glossary of thermal insulation terms
    BS 8103-1:2011 Structural design of low-rise buildings Code of practice for stability, site investigation, foundations, precast concrete floors and ground floor slabs for housing
    BS EN 13141-7:2010 Ventilation for buildings. Performance testing of components/products for residential ventilation Performance testing of a mechanical supply and exhaust ventilation units (including heat recovery) for mechanical ventilation systems intended for single family dwellings
    BS 5534(2003) : 2003 CODE OF PRACTICE FOR SLATING AND TILING (INCLUDING SHINGLES)
    BS 8103-2:2005 Structural design of low rise buildings Code of practice for masonry walls for housing
    BS EN 12524:2000 Building materials and products. Hygrothermal properties. Tabulated design values
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