Thermal bridges, inadequate insulation and unplanned air pathways can result in surface temperatures below the dew point of the air and in dampness.
Mar thoradh ar dhroichid theirmeacha, insliú neamhleor agus bealaí aeir neamhphleanáilte is féidir teocht dromchla faoi bhun dhrúchtphointe an aeir agus i dtaise a bheith ann.