Individuals understand the properties of water vapor and the need to avoid water vapor intrusion into porous insulation. They can explain the relationship between relative humidity and condensation for a given temperature. They can define permeance unit and its application to insulation vapor retarders. They have been introduced to vapor retarder systems, coatings and accessories available to mechanical insulators. They know how to mix and apply vapor retardant mastic coatings.

• Type Validation
• Time Hours