What type of hrv system should I put in a 4 year old home?

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What type of hrv system should I put in a 4 year old home?

Ellen Murray Zappone Sept. 1, 2021Last updated: Sept. 3, 2021

Eversource told me that my home is too tight  and I need an hrv system. We live in CT and I am not sure where to start. Thoughts? 

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