The arteries are the blood vessels that deliver oxygen-rich blood from the heart to the tissues of the body. Each artery is a muscular tube lined by smooth tissue and has three layers: The intima, the inner layer lined by a smooth tissue called endothelium.
For this situation, using average residential electricity costs, the monthly cost to run the HRV/ERV would be approximately $12. The average power draw of an HRV/ERV is 150 watts. If it runs 24 hours a day for 30 days each month, then the monthly energy consumption would be.
Choosing between an HRV and an ERV A modern airtight home needs mechanical ventilation. Your choices are Heat Recovery Ventilation or Energy Recovery Ventilation. This page will explain the difference between an HRV and an ERV, and help you choose.