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Vapor barrier definition

Vapor barrier means that mate- rial used to prevent or substantially in- hibit the transfer of water, corrosive liquids and steam or other hot vapors from the outside of a garment to the wearer’s body.[45 FR 60704, Sept. 12, 1980, as amended at 53FR 12122, Apr. 12, 1988]§ 1910.156 Fire brigades.
Vapor barrier means any material used to retard the migration of moisture vapor into building sections.
Vapor barrier means any material (as defined in ASTM Designation C 755-73) that has a water vapor permeance (perm) rating of one or less.

Examples of Vapor barrier in a sentence

  • MIL-C-19565, Type I or Type II: Vapor barrier compound for indoor use.

  • Vapor barrier shall be protected with a 3-inch layer of clean uncompacted sand cover.

  • Vapor Barrier: Vapor barrier shall be lapped 6 inches and securely taped at splices.

  • MIL-PRFC-19565C, Type I or Type II: Vapor barrier compound for indoor use.

  • Vapor barrier shall be polyethylene sheeting with a minimum thickness of 6 mils or other equivalent material having a vapor permeance rating not exceeding 0.5 perms as determined in accordance with ASTM E96.


More Definitions of Vapor barrier

Vapor barrier means that material used to substantially prevent or inhibit the transfer of water, corrosive liquid, stream or other hot vapors from the outside of a garment to the wearer’s body.
Vapor barrier means the water resistive membrane installed on the interior side ofexterior building walls to prevent the penetration of water vapor through the wall.
Vapor barrier means any material specifically designed or intended for the purpose
Vapor barrier means that material used to prevent or substantially inhibit the transfer of water, corrosive liquids and steam or other hot vapors from the outside of a garment to the wearer's body.
Vapor barrier means a material, including vapor barrier paint with a vapor transmission rate less than 1.00 perm.
Vapor barrier means that material used to prevent or substantially inhibit the transfer of water, corrosive liquids and steam or other hot vapors from the outside of a garment to the wearer’s body. [45 FR 60704, Sept. 12, 1980, as amended at 53 FR 12122, Apr. 12, 1988] Stat. Auth.: ORS 654.025(2) and 656.726(4).Stats. Implemented: ORS 654.001 through 654.295.Hist: OR-OSHA Admin. Order 14-1993, f. 8/27/93, ef. 11/1/93 1910.156 Fire Brigades‌
Vapor barrier means any material used to retard the migration of moisture vapor