CAN/CGSB-4.2 No. 49-99 (R2013)
1. PURPOSE AND SCOPE
1.1 This method is intended for use in determining the resistance of textile
materials to water vapour diffusion.
1.2 Three options¹ are available for testing, allowing for the resistance to
water vapour diffusion of a textile material to be determined at one, or more,
of three positions within the air gap of the test apparatus.
1.3 The testing and evaluation of a product against this method may require
the use of materials and/or equipment that could be hazardous. This document
does not purport to address all the safety aspects associated with its use.
Anyone using this method has the responsibility to consult the appropriate
authorities and to establish appropriate health and safety practices in
conjunction with any applicable regulatory requirements prior to its use.
¹Information which may be useful in the selection of option can be found in
Appendix A.
SDO:
CGSB
Language:
English
ICS Codes:
19.020;
59.080.01
Status:
Withdrawn
Publish date:
1999-03-30
Standard Number:
CAN/CGSB-4.2 No. 49-99 (R2013)