Definition
AC, A.C. or Ac may refer to: Air conditioning, technologies for altering the temperature and humidity of air; Alternating current, a type of electrical current in which the current repeatedly changes direction.
Why it matters in the Wenatchee Valley
The Valley's 100° summers, single-digit winters, and orchard dust work HVAC equipment harder than most climates — so terms like this show up on real estimates here. Use it to ask sharper follow-up questions, and if a quote doesn't add up, our free second opinion reviews it line by line.