Definitions for "Permeance"
the reciprocal of reluctance.
The inverse of reluctance, analogous to coductance in electrical circuits.
The inverse of reluctance, analogous to conductance in electrical circuits.
Keywords:  vapor, diffusion, mercury, lnch, foot
The index of a material's resistance to water-vapor transmission. (Often shortened to Perm.)
The rate of moisture transmission through materials. A low permeance means that moisture is transmitted through a material at a slow rate.
A measure of the transmission of water vapor through a material or combination of materials, measured in perms.
Keywords:  permeation