Cox's Old Colony HVAC & Plumbing

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Claim This BusinessAbout Cox's Old Colony HVAC & Plumbing
Cox's Old Colony HVAC & Plumbing operates from 196 King St. in Hanover, Massachusetts, serving as a full-spectrum heating and cooling contractor for residential and commercial clients across the South Shore region. The company maintains a 4.4-star rating compiled from 96 client reviews, reflecting consistent service quality in a market where homeowner trust is earned through reliable diagnosis and transparent pricing. Their service territory encompasses Abington, Braintree, Plymouth, Quincy, and Weymouth, among sixteen additional communities spanning Norfolk and Plymouth counties. The business offers round-the-clock availability, ensuring homeowners facing heating failure or cooling emergencies can reach skilled technicians outside standard business hours.
This contractor distinguishes itself through in-house sheet metal fabrication capabilities, a specialized trade enabling custom ductwork construction without third-party subcontracting. Their indoor air quality division addresses ventilation deficiencies through targeted solutions, while the service agreement program creates recurring maintenance relationships that help clients avoid emergency repairs. The website references extended warranties, suggesting partnerships with manufacturers offering enhancedcoverage beyond standard equipment guarantees.
Reviewer accounts consistently highlight direct interaction with aLead technician named Bill, who responds personally to urgent situations. One reviewer describes Saturday arrival within hours of a distress call regarding lost heating, including temporary electric heater provision while awaiting permanent repairs. Another account documents a same-unit replacement completed within a single business day following a Thursday evening inquiry. These scenarios illustrate commitment to rapid response rather than scheduled convenience, resolving acute discomfort before it compounds into larger property damage.
What Customers Say
Five-star reviews emphasize the team's diagnostic precision and communication clarity, with multiple clients noting immediate phone answer and on-site arrival within hours of contact. Pricing transparency appears recurrently, with one reviewer asserting competitive rates that defY comparison. Emergency service speed distinguishes positive feedback, while negative sentiment is absent from available reviews.
Working Hours
| Sunday | 8 AM–5 PM |
| Monday | 8 AM–5 PM |
| Tuesday | 8 AM–5 PM |
| Wednesday | 8 AM–5 PM |
| Thursday | 8 AM–5 PM |
| FridayToday | 8 AM–5 PM |
| Saturday | 8 AM–5 PM |
Services
Heating Installation & Replacement
Complete furnace and boiler installation using current manufacturer specifications, from system selection through permitting and final commissioning.
HVAC Repair Services
Diagnostic and repair services addressing heating and cooling system failures, with emphasis on identifying root causes rather than symptoms.
Preventive Maintenance & Service Agreements
Scheduled maintenance programs designed to extend equipment lifespan and prevent emergency breakdowns through seasonal tune-ups.
Sheet Metal Fabrication
Custom ductwork construction performed in-house, enabling tailored ventilation solutions for non-standard residential layouts.
Air Duct Cleaning & Sealing
Professional cleaning and sealing services improving indoor air quality and system efficiency through reduced air leakage.
Commercial HVAC
Installation and maintenance services addressing the distinct load requirements and operational parameters of commercial buildings.
Indoor Air Quality Solutions
Ventilation assessment and remediation addressing airborne contaminants, humidity control, and circulating air purity.