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Products & Services
Home Energy Saving & Evaluation
energy efficiency evaluation
energy saving devices
energy saving products
energy saving tips
home energy conservation
Home Insulation
attic insulation
blown in insulation
cellulose insulation
duct insulation
green insulation
insulation contractors
pipe insulation
reflective insulation
rigid foam insulation
roof insulation
wall insulation
window insulation
Air Sealing
sealing air leaks
air duct leakage
air duct sealing
air leakage testing
door air seal
window air leakage
Radiant Barrier
radiant barrier insulation
radiant barrier cost
roof radiant barrier
ductwork installation
ductwork cost
furnace ductwork
hvac ductwork
Company Awards
The Dr. Energy Saver Network is a silver Connecticut Quality Improvement Award Innovation Prize recipient for the development of the... [Read more]
We are proud to announce that Dr. Energy Saver was awarded with the gold Connecticut Quality Improvement Award Innovation Prize... [Read more]
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Your Leading Portsmouth, NH Crawl Space Insulation & Air Conditioning Installation Company

They answered all questions and exhibited competence and knowledge of product and weatherization....
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Your #1 Trusted Insulation Contractor in Portsmouth, NH

Helping you save energy while improving the comfort of your home with expert HVAC & insulation!

Since 1932 our Dr. Energy Saver Seacoast team has been helping homeowners with their HVAC and oil services, providing the highest quality products and services. We're very excited to be serving as the locally certified and trained Dr. Energy Saver dealer-- as we can bring energy know-how to our current customers and new customers interested in living more comfortably. This energy mindset separates us from other HVAC companies because we do more than just install or repair a furnace or boiler. We take the time to evaluate how your home is functioning and what may be causing the problems you're experiencing with your system. 

We'll suggest the appropriate repairs, products, brands, and services. Whether it's an insulation issue causing your air conditioner or heater to run inefficiently or if it's the size of the unit- we will find the exact source and provide the solution.

Portsmouth, NH Home Energy Audit and Insulation

Although we have specialized in heating and cooling for many years, our team has received the best training available to provide much needed energy services. Whether you need a home energy audit to pinpoint the source of your concerns or if you need air sealing and insulation- we have the training and experience to do the job right. Contact us today for your free in-home estimate for home insulation, HVAC repair or replacement in Portsmouth, NH.

Our Expert Home Energy Saving Services Include:

  • Home Energy Audit: Energy Evaluation
  • HVAC Repair and HVAC Service
  • Air Duct Sealing
  • Home Insulation
  • Attic Insulation
  • Crawl Space Insulation
  • Duct Insulation
  • Blown in Insulation
  • Cellulose Insulation
  • Rigid Foam Insulation
  • Radiant Heat Barrier Installation

For a FREE, no-obligation in-home services estimate in Portsmouth, New Hampshire, you'll also receive a free copy of "Saving Energy and Money at Home," a great book to use as you begin to create a more comfortable, healthy, and energy efficient home!

Work Requests From Portsmouth, NH
Holly Lane in Portsmouth
Like to set up meeting asap at premises to discuss insulation upgrade options for the entire house. Available after 3pm during the week, anytime during the weekend. Like to complete this project along with new siding before the winter. Recently installed new roof and windows. Thank you.
Market St in Portsmouth
We are trying to make a small existing office in to a sound recording studio. I read an article about open cell foam spray reducing the outside noise, and i think it would work for us.
Miller Ave in Portsmouth
I need dense pack blown insulation between my floor joists in my attic. Sheathing is on the floor but there is access to blow the insulation between the attic floor and ceiling below.
Benson Street in Portsmouth
Contractor is requesting an estimate for ispray foam nsulation. Referred by the internet. Appointment set.
Flight Line Road in Portsmouth
Looking for a insulation estimate. Has falling insulation in certain areas of office building. Appt was set.
Serving the following Portsmouth, NH zip codes
03801, 03802, 03803, 03804

our service area