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Moisture Transport Walls

Reference data and engineering information about moisture transport walls for building and construction applications.

moisturetransportwalls

Overview

Engineering reference data for Moisture Transport Walls in building construction.

Key Formulas

U-value

U=1RtotalU = \frac{1}{R_{total}}

Overall heat transfer coefficient.

Heat Loss

Q=UAΔTQ = U A \Delta T

Heat transfer through building envelope.

Variables

SymbolDescriptionUnit
UUU-valueW/(m²·K)
AAArea
ΔT\Delta TTemperature differenceK

Data Table

22 rows
Material / Diffusion Coefficient - Z data
col0
GPa s m2/kg
Aluminum foil
Asphalt 1 coat
Asphalt 2 coats
Asphalt paper, 0.5 kg/m2
Asphalt paper, 2.5 kg/m2
Concrete
Gypsum
Glass
Mortar
Cork
Wallpaper
Air, still
Metals
Rock wool
Polyethylene
Polystyrene
Bricks
Wallboard, hard
Wallboard, soft
Paint for walls, matt
Paint, alkyd

Source: engineeringtoolbox.com

References