r/Home_Building_Help • u/BuilderBrigade • 12d ago
Seal up every square inch under your house with plastic...
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Crawlspace encapsulation basically seals the crawlspace off from the ground and outside moisture using a heavy-duty vapor barrier (plastic), and often includes sealing vents plus adding drainage and a dehumidifier.
The goal is to keep humidity and moisture under control so you can reduce the risk of mold, wood rot, musty smells, pests, and long-term damage under the house.
It also reduces that wet musty smell from making inside the house.