Certified Energy Auditor Practice Exam 2025 – 400 Free Practice Questions to Pass the Exam Flash Cards

Question: 1 / 400

Using a whole-house gray water system can save how many gallons of fresh water annually?

?

30,000 to 50,000 gallons

Next
Subscribe

Get the latest from Examzify

You can unsubscribe at any time. Read our privacy policy