24 Hour Emergency Service
  • Radio dispatched personnel within two to four hours of notification
  • Trucks stocked with parts most commonly needed to make standard repairs
  • On call seven days a week including holidays (24 hrs/day)


Call us at 978-649-4550 or contact us for more information.


Turn-Key Engineering Inc.
HVAC Mechanical Contractors
141 Middlesex Road Unit #13
Tyngsboro, MA 01879
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