Cleanspace crawl space encapsulation is something every home owner needs to do if they haven’t already. Are warmer winter, more comfortable living conditions, lower energy bills and healthier breathing air something you are interested in? This is the perfect solution to reach all of your crawl space goals. 1. Controls excess water and groundwater seepage. 2. Uncouples the cold damp earth from the house. 3. Conditions the air. 4. Maintains healthy air by blocking off vents.