27.220 : Heat recovery. Thermal insulation

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  • NF ISO 21901, P75-487 (08/2021)

    Thermal insulation - Test method for thermal diffusivity - Periodic heat method - Isolation thermique - Méthode d'essai pour la diffusivité thermique - Méthode de chauffage périodique
    8/1/2021 - Paper - French - AFNOR
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    €75.67

  • NF EN 13141-7, E51-729-7 (04/2021)

    Ventilation for buildings - Performance testing of components/products for residential ventilation - Part 7 : performance testing of ducted mechanical supply and exhaust ventilation units (including heat recovery)
    4/1/2021 - Paper - French - AFNOR
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    €119.00

  • NF EN ISO 9229, P75-226 (06/2020)

    Thermal insulation - Vocabulary
    6/1/2020 - Paper - French - AFNOR
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    €75.67

  • NF E31-010 (04/1994) (R2004)

    Water heat recuperators places in the hearth of decorative fireplaces using solid fuel. General safety regulation.
    4/1/1994 - Paper - French - AFNOR
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    €60.67

  • NF X10-025 (12/1991)

    Thermal insulation. Determination of steady-state thermal resistance and thermal conductivity. Heat-flowmeter method. - Isolation thermique
    12/1/1991 - Paper - French - AFNOR
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    €86.67

  • NF X10-021 (12/1972) (R2012)

    Slightly conductive materials. Determination of thermal conductivity. Method using guarded hot plate with symmetrical samples.
    12/1/1972 - Paper - French - AFNOR
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    €75.67

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