Recent Blog Posts

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Is Your System Struggling? 3 Signs You Need HVAC Maintenance

September 11, 2025
Learn how to recognize the early warning signs that your system needs HVAC maintenance so that you can save time, money, and stress.
HVAC technician kneeling by an AC unit on a house lawn, working on it under a blue sky.

Is Your AC Summer-Ready? Top HVAC Tips for Chester County Homes

June 28, 2025
Get your AC summer-ready with expert HVAC tips from J. Halligan & Sons. Fast, reliable air conditioning repair in Chester County.
Air conditioning unit next to a house with shrubs.

5 Warning Signs You Need AC Repair Before Summer Hits Chester County

May 14, 2025
Discover the top 5 signs your AC needs repair before summer. Trusted HVAC service by J. Halligan & Sons in Chester County.
A two-story house with a vibrant garden in springtime. Pink and yellow flowers frame a green lawn and walkway.

Spring Cleaning: Including Your HVAC System in Your Checklist

March 21, 2025
Don’t overlook HVAC maintenance in your spring cleaning. J. Halligan & Sons shares essential tips.
Snow-covered house at dusk, lit windows, decorated with lights and greenery, snowy driveway and trees.

How to Deal with Frozen Pipes and Heating Emergencies

February 26, 2025
Dealing with frozen pipes or a heating emergency? Learn quick solutions & prevention tips from J. Halligan & Sons Heating and Air Conditioning.
Hand holding AC remote, pointing at wall-mounted AC unit near a window with curtains.

Understanding the Importance of HVAC Repair Services

February 4, 2025
Regular HVAC repair services play a crucial role in ensuring that HVAC systems operate optimally. Read the blog or contact us to learn why!
Cozy Christmas living room. Fireplace with wreath, lit candles, decorated tree, snowy window, and comfortable seating.

Holiday Heating Tips: Keeping Your Home Warm and Cozy

December 14, 2024
Stay cozy this holiday season with heating tips from J. Halligan & Sons. Keep your home warm and energy-efficient!
Snow-covered house with glowing windows and Christmas lights, a wreath on the door, and a snowy driveway.

How to Reduce Heating Bills Without Sacrificing Comfort for Delaware County Homeowners

November 17, 2024
Discover practical ways to lower heating bills while staying cozy in Delaware County with J. Halligan & Sons.
Suburban house in autumn, with colorful leaves on the ground and trees, under a bright blue sky.

Choosing the Right HVAC Filters for Allergy Season

November 1, 2024
Discover the best HVAC filters to improve air quality and reduce allergens this allergy season. Call J. Halligan & Sons Heating and Air Conditioning today!
Three AC units on concrete pads in front of a brick building.

The Basics of HVAC Maintenance

September 18, 2024
HVAC maintenance can be confusing for even the most seasoned professionals. Here's everything you need to know about maintenance.
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Emergency Heating and Air Repair

Delaware County, PA Area

Free Next-Day Estimates Available 

Same-Day Emergency Responses 

24-Hour Emergency Service

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Don't Sweat It: Get Emergency Heating and Air Repair Now!

When your HVAC system breaks down, you need reliable emergency heating and air repair fast. J Halligan & Sons is here to help with 24-hour emergency service across Delaware, Chester, and Montgomery Counties. Our experienced team provides quick, efficient solutions for all your urgent HVAC needs. We offer:

  • Rapid response times
  • Comprehensive diagnostics
  • Expert repairs for all makes and models
  • Temporary cooling or heating solutions
  • Emergency system replacements


Don't let a malfunctioning HVAC system disrupt your comfort. Reach out to us for immediate assistance.


Your Comfort is Our Priority

HVAC emergencies can happen at any time, and they often occur when you least expect them. Here's why you might need our emergency heating and air repair services:

  • Sudden loss of heating in winter
  • Air conditioning failure during a heatwave
  • Strange noises or odors from your HVAC system
  • Unexplained spikes in energy bills
  • Water leaks around your HVAC unit
  • Uneven heating or cooling in your home


When these issues arise, prompt action is crucial to prevent further damage and ensure your comfort and safety. Our team is always ready to respond, day or night.


Why Choose J Halligan & Sons

When you're facing an HVAC emergency, you need a team you can trust. Here's why J Halligan & Sons should be your first call:

  • Free next-day estimates available
  • Same-day emergency responses
  • 24-hour emergency service
  • Warranties available on our work
  • Direct communication with owners
  • Competitive pricing with price matching
  • Over 60 years of service since 1969
  • Locally and family-owned and operated
  • Knowledgeable and experienced team


We're not just fixing your HVAC system; we're restoring your home's comfort and your peace of mind. Our commitment to quality service has kept us in business for over six decades.


Contact Us

Don't let an HVAC emergency disrupt your life. J Halligan & Sons is standing by to provide fast, reliable emergency heating and air repair services. We understand the urgency of your situation and are committed to resolving it quickly and effectively.


Contact us now for immediate assistance with your heating or cooling emergency. Our team is ready to restore your comfort and get your HVAC system back on track.

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J Halligan & Sons
24-Hour Emergency Service
HVAC emergencies don't wait for business hours. We're here for you around the clock, ensuring your comfort and safety at any time of day or night.
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