Cox's Old Colony HVAC & Plumbing | Local Plumbing Contractor in Hanover, MA
196 King St, Hanover, MA 02339
Key Services
- Sewer repair
- Plumbing repair
- Gas line repair
- Plumbing inspection
- HVAC system repair
- Faucet repair
Company Background
Cox's Old Colony HVAC & Plumbing is a trusted, family-owned provider serving Hanover and the South Shore since 1947. We are dedicated to finding the right solution for your home or business, whether it's a routine plumbing repair, a new HVAC installation, or improving your indoor air quality. Our licensed and insured technicians, who undergo background checks, bring extensive local experience to every job. We take pride in our reputation for doing the work correctly from the start, a standard we've upheld through decades of serving our community. From sheet metal fabrication to emergency drain services, we handle it all with a focus on reliability and clear communication, offering free estimates to help you plan your project with confidence.
Common Questions
What are common signs my Hanover home's HVAC system needs maintenance or repair?
Common signs include uneven heating or cooling between rooms, unusual noises from the unit, a sudden increase in your energy bills, or the system constantly cycling on and off. Given our South Shore climate, regular maintenance is key. Our licensed technicians can perform a comprehensive check-up to catch small issues before they become major repairs, helping your system run efficiently year-round.
My water heater isn't working as well as it used to. Could it be a sediment issue common in Hanover?
Yes, water heater sediment buildup is a frequent issue in our area due to local water mineral content. This can cause rumbling noises, reduced hot water supply, and decreased efficiency. Our plumbing team can diagnose the problem, perform a professional flush to remove sediment, and advise if repair or a new, more efficient installation is the best long-term solution for your home.
Do you offer services for both older homes and new construction in the South Shore area?
Absolutely. With our experience since 1947 and in-house sheet metal fabrication capabilities, we are well-equipped to handle the unique needs of historic Hanover homes, including updating older systems, as well as full plumbing and HVAC installations for new construction. We provide solutions that fit the specific requirements of your property.
Business Location & Hours
| Mon: | 8:00 AM - 5:00 PM |
| Tue: | 8:00 AM - 5:00 PM |
| Wed: | 8:00 AM - 5:00 PM |
| Thu: | 8:00 AM - 5:00 PM |
| Fri: | 8:00 AM - 5:00 PM |
| Sat: | 8:00 AM - 5:00 PM |
| Sun: | 8:00 AM - 5:00 PM |


