Theide Plumbing Heating & Hvac
HVAC in Westford, MA · ★ 3.8 Google rating
Google rating as of October 2026. How ratings work here
- Address
- 89 West St, Westford, MA 01886
- Phone
- (978) 392-9511
- Website
- https://theideplumbing.com ↗
Skip the phone calls
Describe your project once, and local contractors who want the job contact you directly. You choose how many.
About Theide Plumbing Heating & Hvac
Theide Plumbing Heating & Hvac is a HVAC contractor based in Westford, Middlesex County, Massachusetts, at 89 West St, Westford, MA 01886. It has a Google rating of 3.8 out of 5. Its website is linked above. A listing here is not a license or insurance check, so verify both directly before hiring.
Service area
Based in Westford, Theide Plumbing Heating & Hvac is within a short drive of Groton (4 mi), Littleton (4 mi), Ayer (5 mi), Dunstable (5 mi), Tyngsborough (6 mi) and Chelmsford (6 mi). Most Massachusetts hvac contractors work a 25-mile radius, so homeowners in those towns can reasonably ask for a quote.
Hiring a HVAC contractor in Westford
Massachusetts requires a permit for any HVAC system replacement, reviewed by the Westford building department. A heat pump retrofit also needs a separate electrical permit for the new condenser circuits, pulled by a licensed electrician. Older rural homes sometimes need a panel upgrade to support a heat pump load, coordinated through National Grid. Homes on private wells and septic don't change the HVAC permitting, and larger lots usually make outdoor unit siting simple. Reputable contractors fold both the building and electrical permits into the project scope.
Westford costs sit in the typical MetroWest-suburban range. A full whole-home heat pump retrofit generally runs $18,000–$30,000 before rebates; a single-zone ductless mini-split usually lands at $4,500–$8,000 installed; and a like-for-like gas or oil boiler replacement is typically $7,500–$13,000. Newer subdivision homes with usable existing ductwork come in toward the lower end of the retrofit range, while larger older rural homes that need electrical upgrades or oil-to-heat-pump conversion with tank removal push toward the higher end.
Massachusetts requires a written contract and a Home Improvement Contractor registration for most residential hvac work; ask for the registration number and check it before paying a deposit.
More on permits, costs, rebates and common questions, plus every other hvac contractor serving the town, on the HVAC in Westford page.
Services listed
Theide Plumbing Heating & Hvac is listed for 2 trades in Westford: HVAC and Plumbing.
Other HVAC contractors in Westford
See all HVAC in Westford.