BS EN ISO 8990:1996
Thermal insulation - Determination of steady-state thermal transmission properties - Calibrated and guarded hot box

Standard No.

BS EN ISO 8990:1996

Release Date

1996

Published By

British Standards Institution (BSI)

Latest

BS EN ISO 8990:1996

Replace

87/76850 DC:1987 BS 874-3.1:1987 BS 874-3.2:1990

Scope

Gives principles for the design of the apparatus, measurement techniques and data reporting for the determination of the laboratory steady-state thermal transmission properties of building components and similar components for industrial use. Does not cover special components such as windows, which need additional procedures.

BS EN ISO 8990:1996 history

• 1996 BS EN ISO 8990:1996 Thermal insulation - Determination of steady-state thermal transmission properties - Calibrated and guarded hot box
• 1990 BS 874-3.2:1990 Methods for determining thermal insulating properties - Tests for thermal transmittance and conductance - Calibrated hot-box method
• 1986 BS 874-1:1986 Methods for determining thermal insulating properties - Introduction, definitions and principles of measurement
• 1973 BS 874:1973 Methods for determining thermal insulating properties with definitions of thermal insulating terms

BS EN ISO 8990:1996 Thermal insulation - Determination of steady-state thermal transmission properties - Calibrated and guarded hot box has been changed from BS 874-3.1:1987 Methods for determining thermal insulating properties - Tests for thermal transmittance and conductance - Guarded hot-box method.

BS EN ISO 8990:1996 Thermal insulation - Determination of steady-state thermal transmission properties - Calibrated and guarded hot box has been changed from BS 874-3.2:1990 Methods for determining thermal insulating properties - Tests for thermal transmittance and conductance - Calibrated hot-box method.