However it can still allow for water penetration and dispersal.

Dwellings should be designed and constructed to higher standards, particularly with regard to water penetration.

The warehouse has been empty for many years, but holding repairs have meant at least that water penetration to the fabric is reduced.

By this time the house was in poor repair, with extensive water penetration and termite damage.

It reduces water penetration and prevents the growth of mould.

Since the station was built partly in a former river bed of the Main, there will always be problems with water penetration, especially after storms.

This suggests that rising damp is not always the cause for the water penetration.

The initial cause of concrete cancer is usually water penetration.

It may be that the original wooden window frames were never properly maintained and allowed water penetration at an early date.

"We started to get water penetration into the buildings," said Donald Davis, director of the school's physical plant.