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Eastern Vent Systems, LLC
36 years in business3.5
Verified record
John Lyko holds New Hampshire HVAC license GFE0802968, which is active on the state registry. In a 2025 Google review, a customer wrote that he had seen them through simple R&R of toilets, ejectors and faucets and a 2024 replacement of their water heater, and described "Fast, fair pricing" and work that "always gets the work done right." The Better Business Bureau gives the business a B- grade.
Typical your area range for this kind of work, from regional averages — not a quote from John Lyko Plumbing Heating. Use it to sanity-check bids, then get the real number in writing.
Estimated range
$5,000 – $11,400
Typical HVAC project around $8,200
About as good as it gets. Fast, professional service. He's seen me through simple R&R of toilets, ejectors, faucets and 2024 replacement of my water heater. Fast, fair pricing and always gets the work done right.
Excellent company and service!!
He’s still the president though as bad as that is ! 🙂
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2 changes recorded — last scanned Sep 30, 2026.
36 years in business3.5
