Energy Efficiency Audits & Contracting in Maine

Basement Encapsulation

Whether you experience standing water or not, basement moisture diffuses through your home, fostering the growth of mold and compromising indoor air quality. Encapsulation totally transforms damp, dank basements by eliminating moisture vapor intrusion and air leakage, so the improvement that keeps your home dry will also keep it warm. Here’s what you can expect:

Basement Encapsulation | Evergreen Home Performance | Maine


Adequate drainage may include a trench and sump system to handle bulk water, and always features a lightweight, flexible mat with a core of looped, synthetic fibers to channel water effectively.

Vapor Barrier

An airtight, reinforced 12mil polyethylene vapor barrier runs under support posts and appliances, and up the foundation walls, where it’s secured with spray foam insulation.

Concrete Slab

Your vapor barrier is durable enough to walk on, but many homeowners opt to pour a new concrete slab to finish the basement completely.

Frequently Asked Questions

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