When water damage occurs and saturates the wall structure, fast drying is essential. Octi-Dry warm air through the wall structure, directing it where it is needed most. This results in more thorough structural drying. The Oct-Dry System works so quickly that in most cases you can avoid major disruption of the customer's home or business. A proven history of QUICK RESPONSE and proper drying, helps to limit the effects of secondary damage, which can meet or exceed that of the original water intrusion.