Top Emergency HVAC Services in Nantucket, MA,  02554  | Compare & Call

Nantucket HVAC Company

Nantucket HVAC Company

Nantucket, MA
Emergency HVAC Services

Phone : (888) 996-4787

Based in Nantucket, Massachusetts, Nantucket HVAC Company delivers HVAC service for apartments, single-family homes, and small commercial spaces. The team understands local climate demands and system wear.
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Harold Whelden Heating & Refrigeration

Harold Whelden Heating & Refrigeration

★★★★★ 5.0 / 5 (1)
7 Sun Island Rd, Nantucket MA 2554
Heating & Air Conditioning/HVAC

Since 1975, Harold Whelden Heating & Refrigeration has been the trusted name for HVAC service in Nantucket, MA. The company provides skilled installation and repair for heating and air conditioning systems. With deep local roots, this reliable team brings decades of expertise to every job, ensuring your home's comfort is handled with professional care.

HVAC Services

HVAC Services

★★★★★ 5.0 / 5 (1)
12 Amelia Dr, Nantucket MA 2554
Heating & Air Conditioning/HVAC

HVAC Services is a trusted heating and air conditioning company in Nantucket, MA. Their skilled technicians provide reliable repair, installation, and maintenance for all HVAC systems. They are known for dependable emergency service to keep homes comfortable. With years of local experience, they've built a strong reputation for quality work and honest service for the Nantucket community.

The Dobbert Companies

The Dobbert Companies

Nantucket MA 2554
Plumbing, Heating & Air Conditioning/HVAC, Fire Protection Services

For plumbing, HVAC, and fire protection in Nantucket, MA, residents trust The Dobbert Companies. Founded in 1974, this family-owned contractor offers reliable installation, maintenance, and plumbing inspection services to commercial and residential clients.

Carl F Riedell & Son

Carl F Riedell & Son

9 Teasdale Cir, Nantucket MA 2554
Heating & Air Conditioning/HVAC, Plumbing, Air Duct Cleaning

For Nantucket, MA residents, Carl F Riedell & Son is a family-owned plumbing and HVAC company founded in 1932. They offer trusted installation, repair, and maintenance, including emergency 24/7 service. Their skilled technicians handle everything from air duct cleaning to water heaters.

Randall Plumbing

Randall Plumbing

Nantucket MA 2554
Plumbing, Heating & Air Conditioning/HVAC

Randall Plumbing provides reliable plumbing and HVAC services for homes and businesses across Nantucket, MA. Skilled in installations and repairs for water heaters, drains, and gas lines, their team offers trusted 24/7 emergency service. Count on their experienced technicians for your plumbing needs.

Harbor Fuel Oil Corp

Harbor Fuel Oil Corp

10 Airport Rd, Nantucket MA 2554
Solar Installation, Plumbing, Heating & Air Conditioning/HVAC

For Nantucket, MA residents, Harbor Fuel Oil Corp is a trusted provider since 1974. They specialize in heating system installation and plumbing repair, including emergency fuel delivery. Their skilled team also handles solar panel installation, offering reliable home energy and comfort solutions for the island community.

Kevin Conrad Heating & Cooling

Kevin Conrad Heating & Cooling

★☆☆☆☆ 1.0 / 5 (1)
3 E Sun Island, Nantucket MA 2554
Heating & Air Conditioning/HVAC

When you need heating or cooling repairs in Nantucket, MA, Kevin Conrad Heating & Cooling provides reliable solutions. Their skilled team handles HVAC system repair and installation for residents in Ocean Grove. They are a trusted local resource known for getting systems running smoothly and responding quickly to urgent service calls.



Your Guide to Trusted HVAC Service in Nantucket, MA

When a nor'easter slams the island or a humid summer heatwave settles in, a reliable HVAC system isn't a luxury—it's essential for comfort and safety. This guide covers everything you need to know about HVAC service in Nantucket, MA, from routine maintenance to emergency 24/7 repairs, brought to you by your local experts at Nantucket Emergency HVAC.

What HVAC Service Means for Nantucket Homeowners

HVAC service here in Nantucket is a year-round partnership. It's not just a repair when something breaks. It includes seasonal tune-ups for your furnace before winter and your AC before summer, same-day repairs for sudden issues, and 24/7 emergency response for true crises. Whether you're in a historic home in the Historic District, a modern build in Sconset, or a condo near the harbor, keeping your heating and cooling running smoothly is key to island living.

What Is Considered an HVAC Emergency?

Not every issue needs a midnight call. A true emergency is about safety and preventing major damage. You should call for emergency HVAC service in Nantucket, MA, immediately if you experience:

  • No heat when outdoor temperatures are below freezing.
  • No air conditioning during a dangerous heatwave, especially for elderly or vulnerable household members.
  • Your carbon monoxide alarm is sounding.
  • You smell gas or a strong, persistent electrical burning odor from your furnace or AC unit.
  • There's a major water leak from your indoor air handler that you can't contain.

Nantucket's Climate and Your Home's HVAC System

Our island climate puts unique stress on heating and cooling equipment. Winter storms bring freezing winds and power outages, while summer brings thick humidity and salt air that can corrode outdoor units. Older homes often have furnaces or boilers that need careful upkeep, while newer builds and renovations might use heat pumps or ductless mini-splits. From the cobblestone streets downtown to the homes near Milestone Road, systems work hard here. Salt air can clog coils, and humidity makes condensate drain lines a common trouble spot, leading to AC leaking water inside the house.

Common HVAC Problems We See on the Island

We get calls daily for issues like an AC not cooling on a humid August afternoon or a furnace that won't ignite on a cold January night. Just last winter, a homeowner in Madaket had their heat go out because a nor'easter knocked out power, and a voltage surge damaged their furnace control board when it came back on. In the summer, a clogged condensate line is a frequent culprit for water damage calls in homes near the harbor. Other common problems include frozen evaporator coils, failing capacitors that stop the compressor, and thermostat malfunctions.

Emergency HVAC vs. Same-Day vs. Routine Service

Understanding the difference helps you get the right help at the right time. Emergency service is for the safety-critical issues listed above—we come day or night. Same-day HVAC service is for urgent but non-dangerous problems, like a strange noise or reduced cooling, that you'd like addressed quickly during business hours. Routine HVAC service includes scheduled maintenance, filter changes, and non-urgent repairs booked in advance. For most general HVAC service in Nantucket, MA, a same-day or scheduled appointment is perfect.

HVAC Service Cost Breakdown: What to Expect

We believe in transparent pricing. Here’s a typical breakdown for our area:

  • Diagnostic Fee: This covers the technician's time to pinpoint the problem. It's usually applied to any repair you approve.
  • Emergency Call-Out Fee: A fee for after-hours, weekend, or holiday dispatch.
  • Labor: Standard hourly rates apply during business hours. After-hours labor typically carries a premium.
  • Parts: Cost of any replacement components, always discussed before installation.

As local estimates: A standard diagnostic might range from $80-$120. An emergency call-out fee could be $150-$250. A common repair like replacing a capacitor or ignitor might total $200-$400 during the day, while an after-hours no-heat call on a holiday could be $500-$800 depending on parts and complexity.

Signs You Need Immediate HVAC Service

  • No heat during freezing Nantucket weather.
  • Carbon monoxide alarm activation.
  • Strong odor of natural gas or rotten eggs.
  • Smoke or burning smells from vents or the unit.
  • Water pooling from your indoor AC unit.
  • Loud banging, screeching, or electrical buzzing noises.
  • Complete AC failure during a dangerous heatwave.

Safety Checklist While You Wait for Help

  • If you smell gas, evacuate immediately and call the gas company from outside.
  • If the CO alarm sounds, get everyone out and call 911.
  • If safe to do so, shut off the HVAC system at the thermostat or breaker.
  • Keep children and pets away from the malfunctioning equipment.
  • Move elderly family members or infants to a safe, temperature-stable location.
  • Never attempt to repair gas lines or high-voltage electrical components yourself.

Local Codes and Why Professional Service Matters

In Nantucket, proper installation and repair are governed by state and local codes. This includes correct furnace venting to prevent CO hazards, EPA 608 certification for handling refrigerant, and permits for major system replacements. Using a licensed, insured HVAC service ensures your system is safe, efficient, and compliant.

Our Response Times and What to Expect

When you call with an emergency, our goal is dispatch within 60-120 minutes, depending on location and call volume. Factors like traffic on Milestone Road or weather conditions can affect travel. Once on site, our technician will diagnose the issue, explain it clearly, provide a transparent estimate, and proceed only with your approval.

Your Local Partner for Comfort and Safety

From a seasonal tune-up to a crisis in the middle of the night, having a trusted local expert makes all the difference. For comprehensive HVAC service in Nantucket, MA, including 24/7 emergency response and reliable same-day repairs, your island neighbors are here to help.

Nantucket Emergency HVAC provides trusted HVAC service in Nantucket, MA, including 24/7 emergency response and same-day repairs. Call (888) 996-4787 now for immediate dispatch.





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