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Products & Services
Heating Services
Furnace Repair
Furnace Replacement
Furnace Installation
Boiler Repair
Boiler Replacement
Boiler Installation
Gas Furnaces & Boilers
Geothermal Heating And Cooling
High Efficiency Furnace
Hydronic Heating Systems


Air Conditioning Services
Air Conditioning Repair
Air Conditioning Replacement
Air Conditioning Installation
Central Air Conditioning
Ductless Air Conditioning


Home Insulation
Attic Insulation
Basement Insulation
Crawl Space Insulation
Garage Insulation
Floor Insulation
Blown-in Insulation
Cellulose Insulation
Duct Insulation
Radiant Barriers
Rigid Foam Insulation
Roof Insulation


Home Energy Saving & Audit
Energy Efficiency Audit
Home Energy Conservation
Before and After Pictures from Sewickley
Gas boiler installation in Sewickley, PA

Gas boiler installation in Sewickley, PA

Before After
Gas boiler installation in Sewickley, PA Gas boiler installation in Sewickley, PA

Customer located in Sewickley, PA was looking for a solution to lowering her energy bills. We removed her old inefficient gas boiler and replaced with two high efficient Burnham Alpine boilers reducing overall cost of operation.

Dual Furnace Replacement, Sewickley, PA

Dual Furnace Replacement, Sewickley, PA

Before After
Dual Furnace Replacement, Sewickley, PA Dual Furnace Replacement, Sewickley, PA

We replaced this customer's older dual furnace combination with two new Bryant high efficicency gas fired forced air furnaces.

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Dedicated HVAC & Insulation Contractor in Sewickley, PA

We appreciate the personalized attention & prompt response to calls....
Happy Customers Surrounding Sewickley, PA
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Reviews From Sewickley
Testimonials From Sewickley
The servicemen were efficient, personal, tidy and considerate. The installation was timely and went smoothly.
Testimonial by S. C. from Sewickley, PA
Testimonial by PATRICK M. from SEWICKLEY, PA

Expert Furnace Repair, Air Conditioning Installation & More in Sewickley, PA

Do you need damaged furnace repairs, a boiler replacement, a central air conditioner, or other home heating and cooling services? Bolster-DeHart, Inc. can help! Bolster-DeHart, Inc. has offered Sewickley residents reliable solutions to these problems and more since 1977. From upgrading existing heating and cooling units to designing custom systems, we have the experience and technology to ensure energy-efficient, expert solutions for every home and situation!

Our Home Heating and Cooling Services:

  • Heating installation & replacement: When you need a new furnace, heat pump, radiant heating system, or boiler, Bolster-DeHart, Inc. is here to help you find the most efficient HVAC system that meets your needs and won't drain your wallet.
  • Boiler & Furnace repairs: Whether there is an issue with the thermostat, mechanical problems, or ignition issues, the HVAC repair experts from Bolster-DeHart, Inc. can help with fast and effective solutions to ensure an efficient, cost-saving system that keeps your home comfortable.
  • AC installation & replacement: If your air conditioner is over 7 years old, needs constant repairs, or runs inefficiently, it may be time for an upgrade. We provide central AC, ductless cooling, evaporative air conditioning, and portable air conditioning to ensure a comfortable and energy-efficient home!
  • Air conditioning repair & maintenance: Preventing problems with the home AC starts with maintaining the system. Dirty coils, refrigerant leaks, blower problems, air leaks, and burnt motors are some common issues Bolster-DeHart, Inc. can help fix!

Our skilled crew only uses high-quality products from industry-leading furnace manufacturers to ensure professional results on your next HVAC repair, installation, or replacement project. To learn more about our furnace repair, central air conditioning installation, geothermal heating, gas heating, ductless air conditioning, and other heating and air conditioning services, click below to contact us online!

Home Insulation For Year-Round Comfort

Home insulation makes a huge impact on energy efficiency and comfort. Faulty, under-insulated spaces can lead to high heating and cooling costs, drafts, stifling rooms in the summer, freezing areas in the winter, mold, and pests! Bolster-DeHart, Inc. eliminates these issues with complete home insulation services that maximize energy savings and create a more pleasant environment overall!

Our Home Insulation Services Include:

  • Attic insulation
  • Basement insulation
  • Crawl space insulation
  • Cellulose insulation
  • Floor insulation
  • Blown-in insulation
  • Rigid foam insulation
  • Air sealing

Not sure what areas of the home need insulation upgrades? Bolster-DeHart, Inc. also offers home energy audits, where we pinpoint weak areas in the building envelope to make recommendations based on your unique situation! Schedule a free estimate on our attic insulation, basement insulation, crawl space insulation, and other home insulation services to learn more. We serve Sewickley, PA and nearby areas.

Cost-effective upgrades with a home energy audit

Bolster-DeHart, Inc. makes the most energy-efficient HVAC and home insulation upgrades with comprehensive home energy audits. During a home energy assessment, our technicians perform many tests to determine the efficiency and safety of the systems in your home. They also use specialized equipment to pinpoint areas where energy is wasted. We suggest assessment-identified improvements after examining the house from top to bottom. That means a clear path to saving energy and money by making targeted upgrades and avoiding needless projects that won't benefit your home.

Benefits of a Home Energy Assessment:

  • HVAC & insulation service suggestions based on your assessment
  • 5-30%* savings on energy bills with the upgrades listed in the audit
  • Avoid needless & costly home energy upgrades
  • Free estimates on all HVAC & home insulation services
  • We can perform all recommended improvements — no need to hire multiple contractors!

Be confident during your next central AC installation, furnace replacement, attic insulation, or basement insulation project by starting with a home energy audit! You can schedule yours by clicking below to contact us online. We serve Sewickley, PA and nearby areas.

Get a free estimate on HVAC & home insulation services

If you're interested in any of our home heating or insulation services contact us to get started. Our experts will help make your home more comfortable, improve your energy efficiency, and save you money. We offer FREE estimates on all our work in Sewickley, PA and nearby!

Work Requests From Sewickley, PA
Project Location: Sewickley, PA
I would like a quote for additional cellulose spray insulation in my attic.
Project Location: Sewickley, PA
Our AC unit is no longer working. Both our AC and our furnace are 18 years old. We would like a quote on replacing both appliances.
Project Location: Sewickley, PA
Amana furnace leaking condensate water, either from the tray or through the gasket, onto the air filter.
Project Location: Sewickley, PA
2nd floor is always colder than first floor. High energy bills in the winter.
Project Location: Sewickley, PA
We are having difficulty regulating our heat. Some rooms are not warming up while others are too warm. I want to have system checked to make sure working properly.
Project Location: Sewickley, PA
I would like to have an estimate done on my heating system for replacement. I also need to have my hot air return in the garage insulated as we had to remove. I would like John if at all possible to do the work once it's scheduled as he did a great job for my Mom. I am available after 3:45 daily.
Project Location: Sewickley, PA
A/C is barely blowing air and the air isn't very cold. Thermostat is set to 72 but house is at 77.
Project Location: Sewickley, PA
Looking into getting a new boiler. I would like to get a quote. Thanks!
Project Location: Sewickley, PA
Looking to understand costs and options for replacing insulation in attic (that'll work well with flooring etc) that's likely original to the house (~30 yrs)
Project Location: Sewickley, PA
One of our AC units does not appear to be running. We'd like to have someone come out and take a look.
Project Location: Sewickley, PA
~1,200 sqft home thats almost 100 years old with no insulation that we're aware of. Would like to get a quote on exterior wall and attic insulation.
Project Location: Sewickley, PA
Heat pump is not working. Need a service call
Project Location: Sewickley, PA
We just bought a home in sewickley and are interested in getting a quote for conversion to a geothermal system
Project Location: Sewickley, PA
Set up an appointment for a maintenance a/c check. Thank you.
Project Location: Sewickley, PA
Need AC replacement
Project Location: Sewickley, PA
A?C & Heat pump into select first floor rooms
Project Location: Sewickley, PA
We are looking for a quote for a replacement AC unit & additional 3rd floor ductless AC unit.
Project Location: Sewickley, PA
Attic insulation to reduce energy costs
Project Location: Sewickley, PA
I need blown-in insulation in the wall between my living room and integral garage. May also need additional insulation in my attic.
Project Location: Sewickley, PA
I would like to schedule a furnace inspection, please.

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