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New Hampshire residents can experience a large portion of the year indoors with windows closed due to weather. Especially during winter, where things like colds, stuffy noses, and watery eyes are just a fact of life. But have you ever wondered what causes these issues in the first place? It may come as a surprise to you that on average your home’s indoor air quality can be two to five times worse than outdoors. This is even more concerning when you discover that as a whole, Americans spend 84% of their time indoors, whether it be at home or in an office according to the EPA.

This is why Heritage Home Service has been educating our customers on indoor air quality (IAQ) for protecting you and your family’s health year-round.

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FAQs

  • Indoor Air Quality Services in New Hampshire

    Why Does Indoor Air Quality Matter in New Hampshire?

    A home’s indoor air quality is affected by numerous factors, but one major contributor is your home’s air exchange rate or ability to circulate clean air into the home. On average, American homes exchange the air four to five times per hour with windows open, and only one to two times per hour with the windows closed. This can be even less depending on how well your home’s ventilation was designed when it was built. With many of our homes built well before the turn of the century, good air ventilation was not a common consideration.

    To compound this, living in the Northeast means many months out of the year require us to keep windows and doors closed to conserve energy. The building up of airborne contaminants indoors are what can lead to things such as the increased likelihood of colds, seasonal allergies, asthma irritation, and more. Having clean indoor air can help alleviate these symptoms, especially for vulnerable family members.

  • How Indoor Air Quality Impacts a Home

    Good indoor air quality is often referred to as an “intangible”, something you just have to experience to understand the benefits of. However, there are true measurable impacts on how a good IAQ system can improve the lives of those living in your home.

    By installing the proper IAQ device, you can alleviate or virtually eliminate the following:

    • Seasonal allergies
    • Asthma symptoms
    • Cold/flu virus exposure
    • Mold formation
    • Dry air
    • And much more!

    Th most important thing is having the knowledge to understand your current air quality and what the correct treatment is. By choosing Heritage, our IAQ experts will go over your needs and help you customize a solution that’s perfect for your home.

  • New Hampshire Indoor Air Quality Services

    Heritage offers the following services:

    • Whole home air filtration (ERV or HRV systems)
    • UV light purification
    • Electrostatic air purification
    • Ionic air purification
    • Whole home humidification
    • Whole home dehumidification
    • Duct Cleaning

    Our fully licensed team of HVAC professionals can help replace or service any of your existing whole home IAQ equipment as well.

  • What Can Homeowners Do to Improve Indoor Air Quality?

    The first step is to track your air quality conditions and how they affect you. Off-the-shelf monitors are available which can detect certain pollutants such as carbon dioxide levels or off-gassing from formaldehyde. Another, more obvious way is to keep a record of how you feel in your home during the months when windows and doors need to be closed. Feelings of excessive drowsiness, aggravated asthma, headaches, and frequent colds or illness can all be signs of poor indoor air quality.

    Consulting an IAQ professional about these experiences can help identify a system that can help alleviate these problems. Portable filtration and dehumidification devices are also available to homeowners and will often be sufficient for smaller spaces, but their applications are limited and typically do not exchange air quick enough to cover an entire home.

If You’re Sick And Tired of Being Sick And Tired, Just Call Heritage

Excellent indoor air quality is really something you have to experience in order to understand the huge difference it can make in your daily life. When so much more of our time is spent indoors, maintaining the health of you and your family is important. That’s why for over 35 years, families across New Hampshire have trusted Heritage Home Service as their indoor air quality experts. If you think you could benefit from an IAQ system, give us a call today to schedule an appointment.

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What Our Customers Are Saying

I had a leaking drain in the kitchen and I contacted Heritage and they came to my home the same day. He ended up taking care of 2 drains and the combo kitchen fsucet. Howard the technician was knowledgeable, efficient and professional and left my home immaculate.

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Thomas D'Arcy

Thomas D'Arcy

October 26, 2026

We had our tub drain fixed back in early October by a Heritage technician. ($4k) After a few weeks the tub was not draining correctly. I called Heritage and the sent another technician out that day. He reviewed the work and found a flaw. Derek fixed the flaw and now everything works as it should and he also added a clean out so I can clear blockage in the future. (No Charge) Thank you Derek! great work!

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John Ballard

John Ballard

October 26, 2026

Luis helped us with a Bathtub clog that we had for a week, didn’t take too long. Also recommended a camera into the pipes and glad he did because we now know we need the septic tank pumped. Helped a ton.

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Austin

Austin

October 26, 2026

Very happy with our recent service! They diagnosed and repaired all concerns with our boiler and water heater promptly! Thank you Jake, Marcus, Brandon, and Daniel!

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Lynsey Grammont

Lynsey Grammont

October 26, 2026

If you lost something I’m very happy with the company. They’re very quick to respond . And they know what they’re doing

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Rosco Pup

Rosco Pup

October 25, 2026

We had an excellent experience with Luis from Heritage. We had a backup in our kitchen sink which was threatening to flood our entire kitchen and condo on a Saturday night. He promptly came out and snaked the entire system. The kitchen was impeccable after his departure. I can’t say enough about his professionalism, courtesy, and knowledge level. He was outstanding, Dr. William Rothschild.

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William Rothschild

William Rothschild

October 24, 2026

I had a new furnace installed a month ago, and something wasn’t quite tracking. Stevenson showed up, did a deep dive into the possible causes, found the problem, and fixed it. He was personable, professional and thorough!

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Linda Mary Langley

Linda Mary Langley

October 24, 2026

I am very happy with the Heritage crew. We discussed many options For my particular situation. Which for me was a mini split heat pump we discussed which type of machines the advantage of each And cost. A plan was mapped out and they installed the next day. Two Hvac specialists and two electricians all very pleasant and working together to accomplish the install task in about a half a day. I am very happy with the results and the work done.

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Ronald Paret

Ronald Paret

October 24, 2026

Had a plumbing emergency with my main water line. Steve came out and took care of it. Very happy with his service

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Elizabeth Sanders

Elizabeth Sanders

October 24, 2026

Jason was friendly, knowledgeable, and started working right away. He answered all my questions, and explained everything so that I could understand the process. Thanks again Jason, and I will use Heritage for future projects

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Michelle Ciacchella

Michelle Ciacchella

October 24, 2026

Frequently Asked Questions

  • Why is indoor air quality important for New Hampshire homeowners?

    New Hampshire homes are sealed tightly for energy efficiency during the long heating season, which can trap pollutants like dust, pet dander, mold spores, and volatile organic compounds inside. Poor indoor air quality can aggravate allergies, asthma, and other respiratory conditions, making proper air filtration and ventilation essential.

  • What indoor air quality solutions does Heritage offer?

    Heritage offers a range of solutions including whole-home air purifiers, HEPA filtration systems, UV germicidal lights, humidifiers, dehumidifiers, and energy recovery ventilators. We assess your specific air quality concerns and recommend the best combination of products for your home.

  • How do I know if my home has poor indoor air quality?

    Signs of poor indoor air quality include persistent allergy symptoms, musty or stale odors, excessive dust buildup, condensation on windows, and family members frequently experiencing headaches or respiratory issues. Heritage can perform an assessment to identify the sources and recommend targeted solutions.

  • Can a whole-home air purifier be added to my existing HVAC system?

    Yes, most whole-home air purifiers and UV germicidal lights are designed to integrate directly into your existing HVAC ductwork. Heritage installs these systems so they work seamlessly with your furnace or air handler to clean the air every time your system runs.

  • How much does an indoor air quality system cost?

    Costs vary depending on the type of system, from a basic air purifier to a comprehensive solution with filtration, humidity control, and ventilation. Contact Heritage for a home evaluation and a personalized recommendation with transparent pricing.

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