Inside the ERV — It houses two fans. One pulls air from inside the house to the outside, and the other pulls fresh air from the outside into the inside. A temperature exchange takes place in the cube on the right.

Inside the ERV — It houses two fans. One pulls air from inside the house to the outside, and the other pulls fresh air from the outside into the inside. A temperature exchange takes place in the cube on the right. (Monolithic)

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