Encapsulating a crawlspace isn’t just a “nice upgrade’ in a lot of homes it fixes multiple underlying problems at once. Moisture Control being of the biggest issues, crawlspaces naturally pull in moisture from the ground and outside air moisture + dark space = perfect mold conditions. Long term moisture can rot your home from underneath. Open crawlspaces are basically an open invitation for pest. An open vented crawlspace makes your vac system work harder. Above is just some issues that properly encapsulating a crawlspace eliminates


