From Wikipedia, the free encyclopedia   (Redirected from Water-
resistant) Jump to: navigation, search  Waterproofing is making
an object virtually impervious to water.    "Water resistant"
and "waterproof" often refer to penetration of water in its
liquid state and possibly under pressure where damp proof refers
to the resistance to humidity or dampness. Permeation of water
vapor through a material or structure is reported as a water
vapor transmission rate.    Waterproofing conducted on the
exterior of a freeway tunnel  Construction waterproofing[edit]
Main article: weatherization  In construction, a building or
structure is waterproofed with the use of membranes and coatings
to protect contents as well as protecting structural integrity.
The waterproofing of the building envelope in construction
specifications is listed under '07 - Thermal and Moisture
Protection' within MasterFormat 2004, by the Construction
Specifications Institute, and includes roofing material as well
as waterproofing materials[citatio