I used them for an insulation rennovation of my attic. This was the first company I called on a month-long journey of multiple company quotes, advice, concerns, and discussions. But when I spoke again

AC is not cooling again and they have been here twice. Keep charging me for it too. Just called and left message. No ETA when they will be here.

ZERO accountability! Efficient sold us a new system 5 years ago and it's been nothing but problems! We pay for the 2x service plan and yet every year we need pipes blown out for extra. Last year repla