Reaffirmed 2023

1. SCOPE

This standard prescribes a method, known as the guarded hot box method, for the measurement of the thermal conductance and thermal transmittance of panels.

NOTE - In applying this method, the general principles outlined here shall be followed. However, the details of the apparatus may be varied in order to suit the convenience of the individual operator

2. REFERENCES

The standards listed below contain provisions which through reference in this text, constitute provisions of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below.

3069 : 1994 Glossary of terms, symbols and units relating to thermal insulation materials