About us
Business highlights
Family Owned & Operated
Emergency Services Offered
Eco Friendly
Services we offer
Amenities
Free Estimates
YesWarranties
YesEmergency Services
YesReviews
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Contact information
297 Quinnipiac Avenue, North Haven, CT 06473
Service hours
Sunday:
Open All DayMonday:
Open All DayTuesday:
Open All DayWednesday:
Open All DayThursday:
Open All DayFriday:
Open All DaySaturday:
Open All DayLicensing
Insured
Eco-friendly Accreditations
LEED Accredited Professional
No
Energy Star Partner
Yes
EPA Lead-Safe Certified
No
Use Green Products or Work Practices
Yes
State Contractor License Requirements
All statements concerning insurance, licenses, and bonds are informational only, and are self-reported. Since insurance, licenses and bonds can expire and can be cancelled, homeowners should always check such information for themselves. To find more licensing information for your state, visit our State Contractor License Requirements page.
*Contact business to see additional licenses.
All skilled traders and home improvement contractors operating in the State of Connecticut are required to be licensed or registered by the State Department of Consumer Protection. License or registration identification is required to be on all advertising, business cards, signage, and contracts. You can check to see if a contractor or tradesperson is licensed or registered by going to: https://www.elicense.ct.gov/
Service Categories
Heating Oil,
Dryer Vent Cleaning,
Natural Gas Lines,
Water Heaters,
Heating and Air Conditioning
FAQ
MNJ Heating and Cooling is currently rated 0 overall out of 5.
Sunday: Open All Day
Monday: Open All Day
Tuesday: Open All Day
Wednesday: Open All Day
Thursday: Open All Day
Friday: Open All Day
Saturday: Open All Day
Yes, MNJ Heating and Cooling offers free project estimates.
Yes, MNJ Heating and Cooling offers eco-friendly accreditations.
No, MNJ Heating and Cooling does not offer a senior discount.
Yes, MNJ Heating and Cooling offers emergency services.
Yes, MNJ Heating and Cooling offers warranties.
MNJ Heating and Cooling offers the following services: - Quality installation of HVAC systems
- Reliable maintenance and repairs
- Energy-efficient equipment
- Transparent and fair pricing
- Serving both homes and businesses
- Skilled technicians for top-notch service
Contact information
297 Quinnipiac Avenue, North Haven, CT 06473
Service hours
Sunday:
Open All DayMonday:
Open All DayTuesday:
Open All DayWednesday:
Open All DayThursday:
Open All DayFriday:
Open All DaySaturday:
Open All Day