Verified record
Northeastern Air System LLC carries an A+ grade from the Better Business Bureau. On Google it shows a single rating, at two stars.
“Northeastern in Middletown has a sign in front looking for help as well.”
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1 change recorded — last scanned Oct 13, 2026.
Typical Connecticut range for this kind of work, from regional averages — not a quote from Northeastern Air System LLC. Use it to sanity-check bids, then get the real number in writing.
Estimated range
$4,700 – $10,700
Typical HVAC project around $7,700
30 years in business3.1
Misdirected flex vent repaired2.5
35 years in businessNot yet rated
46 years in business3.6
