Emergency HVAC Portsmouth

Top 10 Emergency AC Repair in Portsmouth

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  • Paradigm Plumbing, Heating & A/C - Nashua
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    Unit 12, 8 Industrial Park Dr., Hooksett, 03106, US

    Trusted Plumbing and HVAC Services Paradigm Plumbing Schedule Now 603-641-6400Financing Available Plumbing Our team of licensed plumbers specialize in restoring and maintaining the operation of your plumbing system. Learn More HVAC Paradigm keeps all styles, makes, models, and sizes of HVAC systems in peak condition. Learn More Electrical Paradigm provides a competitively priced source of quality electrical services in New Hampshire. Learn More Trusted Services from an Expert Team We are proud to be a Bryant Factory Authorized Dealer. This means our technicians reach for industry-standard tools and receive ongoing training to provide you with the best possible service. Our Bryant products are built to last and we don’t leave your household until you are 100% satisfied. Education is so important to us that we go one step further. Our contractors are NATE-certified as well. Contact Us Cooling Heating Commercial HVAC Smart Thermostats Indoor Air Quality

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Frequently Asked Questions About Emergency HVAC Services

Find answers to common questions about emergency HVAC repair and 24/7 heating and cooling services.

What is a heat exchanger, and why is it important?

A heat exchanger transfers heat from the burned fuel to the air that circulates throughout your home. It separates the combustion process from the circulating air, ensuring that only heated air is distributed. A cracked heat exchanger is a serious safety hazard, as it can allow carbon monoxide to leak into your home. Consult with an HVAC professional if you suspect a problem with your heat exchanger.

What is a zoning system, and do I need one?

A zoning system divides your home into separate zones that can be individually controlled. Each zone has its own thermostat, allowing you to customize temperatures in different rooms. Zoning systems are a good option for large homes or for rooms that are difficult to heat or cool.

How do I maintain my air conditioner?

Regular maintenance is essential for keeping your AC unit in top condition. Perform these basic maintenance tasks:
  • Change or clean air filters every 1-3 months.
  • Clear debris from around the outdoor unit.
  • Check and clean the evaporator coil (if accessible).
  • Inspect refrigerant lines for leaks.
It's also advisable to have a professional HVAC technician perform an annual or biannual tune-up.

How can I tell if my HVAC system is the correct size for my home?

If your HVAC system is not the correct size for your home, you may experience several problems:
  • Uneven Temperatures: Some rooms in your house might be significantly hotter or colder than others.
  • High Energy Bills: An undersized or oversized system will work harder and consume more energy.
  • Frequent Cycling: An oversized system will turn on and off too frequently, which can lead to premature wear and tear.
  • Poor Humidity Control: Incorrect sizing can cause inadequate humidity control.
If you are experiencing these issues, consult with a qualified HVAC technician to assess your system's sizing and recommend solutions..

What is a heat exchanger, and why is it important?

The heat exchanger is a vital component of a furnace. It prevents dangerous gases from mixing with the heated air, ensuring that only heated air is distributed. Regular inspection of your heat exchanger is vital for preventing CO leaks. Consult with an HVAC professional if you suspect a problem with your heat exchanger.

What is a zoning system, and do I need one?

A zoning system divides your home into separate zones that can be separately controlled. Each zone has its own thermostat, allowing you to customize temperatures in different rooms. Zoning systems are a good option for homes with multiple levels or for rooms that are difficult to heat or cool.

How do I maintain my air conditioner?

Regular maintenance is essential for keeping your AC unit in top condition. Perform these basic maintenance tasks:
  • Change or clean air filters every 1-3 months.
  • Clear debris from around the outdoor unit.
  • Check and clean the evaporator coil (if accessible).
  • Inspect refrigerant lines for leaks.
It's also advisable to have a professional HVAC technician perform an annual or biannual tune-up.

How can I tell if my HVAC system is the correct size for my home?

If your HVAC system is not the correct size for your home, you may experience several problems:
  • Uneven Temperatures: Some rooms in your house might be significantly hotter or colder than others.
  • High Energy Bills: An undersized or oversized system will be inefficient and increase your utility costs.
  • Frequent Cycling: An oversized system will turn on and off more often than it should, reducing its lifespan.
  • Poor Humidity Control: Incorrect sizing can cause inadequate humidity control.
If you are experiencing these issues, have a professional determine whether your HVAC system is properly sized for your home.