Sources of moisture

This document is only available with a paid isurv subscription.

Air moisture varies according to climate or seasonal conditions, building design and construction, and the activities of the building's occupants. As the amount of moisture in the air increases so does the vapour pressure. This causes moisture to move from its source in all directions, either by diffusion or by...

Explore the subscription options here to get full access to isurv, including downloads.

Try isurv for free!

You can get instant access to a free, 7-day trial of isurv simply by filling in the free trial form. Please note that the free trial includes full access to isurv with the exception of downloadable content which is only available with a paid subscription.

Sign up for the isurv newsletter, to receive a monthly round-up of the latest isurv updates.

For further questions, don't hesitate to call: +44(0)247 686 8555.