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Best Insulation
Contractors in

Why These Insulation Contractors?

Our goal is to connect people with the best local experts. We scored Raleigh Insulation Contractors on more than 25 variables across five categories, and analyzed the results to give you a hand-picked list of the best.

Reviewed Curated Top Picks 99 64 12

Our Selection Criteria:

  • 1. Reputation

    A history of delighted customers and outstanding service.

  • 2. Credibility

    Building customer confidence with licensing, accreditations, and awards.

  • 3. Experience

    Masters of their craft, based on years of practical experience and education.

  • 4. Availability

    Consistently approachable and responsive, so customers never feel ignored.

  • 5. Professionalism

    Providing service with honesty, reliability, and respect.

Carolina Weatherization, LLC

Carolina Weatherization, LLC handles insulation services for residents in Raleigh. The team has a reputation for professional and friendly service, affordable prices, and top-quality results that help homeowners reduce their energy bills as well as enjoy a more comfortable indoor air environment. The team provides various services and solutions such as energy audits, eco-friendly cellulose insulation, crawl space encapsulation and insulation, proper attic insulation, radiant barriers, and air duct sealing throughout. Interested parties can review the benefits of cellulose insulation on the company's site including increased soundproofing, thermal performance, lifespan, mold control, and fire resistance, and Carolina Weatherization is a Licensed General Contractor with an A+ rating from the BBB.

Raleigh, NC 27616


Crawl Space & Basement Technologies

Crawl Space & Basement Technologies has been handling insulation in Raleigh since 1989. The group works exclusively with existing homes and retrofits a house for maximum energy efficiency via sealing and insulating crawl spaces and/or attics with spray foam insulation. Benefits of spray foam can be found on he company's site, and homeowners also hire the team for crawl space encapsulation and waterproofing, basement waterproofing, mold remediation, and vapor barriers. Crawl Space & Basement Technologies has been designated as a Council-Certified Microbial Remediation Supervisor, has received an Angie's List Super Service Award, holds an A+ rating with the BBB, and offers a lifetime warranty on all work.

Critter Control, Inc.

Critter Control, Inc. has been handling insulation services in Durham for 30 years. The company's attic insulation specialists can improve insulation per the guidelines set forth by the U.S. Department of Energy as well as remove and dispose of any soiled and/or damaged insulation found. The group works on residential as well as commercial properties and can also reconstruct attic areas to prevent animals from returning and further damaging insulation and the surrounding area. Additional services include dead and living animal removal, mice and rat control, property damage repair due to wildlife, animal exclusion, pest control, animal cleanup, and extermination. Critter Control is a member of the North Carolina Pest Management Association and the NWCOA.

East Coast Crawl Space Solutions, LLC

East Coast Crawl Space Solutions, LLC is an insulation company in the Durham area. The group is known for top-quality results along with cost-effective solutions for crawl space encapsulation or sealing and can remove as well as replace hanging insulation in a crawl space that has been damaged by excessive moisture, fungus, and mildew. Homeowners can also request foundation drainage, crawl space and basement waterproofing, mold, mildew, and fungus remediation, moisture control, foundation wall assessment and repairs, and debris removal. East Coast Crawl Space Solutions also offers real estate pre-inspection and assessment services.

Indoor Environmental Systems, Inc.

Indoor Environmental Systems, Inc. has been installing insulation in Cary for 25 years. The family-owned business is dedicated to greener, energy-efficient homes and offers blown-in non-formaldehyde fiberglass, cellulose, or polyester insulation, attic radiant barrier insulation including roof decks and storage units, and complete air sealing as well. Additional services include air duct cleaning, air, mold, and water assessments, ventilation systems, water purification, radon testing, closed crawl spaces, mold remediation, and living walls. Indoor Environmental Systems is licensed and insured, received an Angie's List Super Service Award in 2015, is a Prequalified Contractor for Duke Energy Progress and Advanced Energy, is an exclusive dealer for CleanSeal, and offers financing as well.

Prime Energy Group

Prime Energy Group brings decades of combined experience to insulation clients in Raleigh. Residential services include spray foam insulation from Icynene as well as crawl space solutions, full home energy audits for greater efficiency, and energy modeling to help builders, architects, and homeowners optimize a home's overall energy performance. Commercial services cover open and closed-cell foam insulation solutions along with air barrier solutions. Prime Energy Group is a Licensed Icynene Dealer, a Prequalified Contractor for Duke Energy, affiliated with Energy Star, and a RESNET Rater Member as well. The founder has a background in sustainable building and is rated LEED AP, and property owners can receive information on various rebates and incentives as well.

Regional Waterproofing

Regional Waterproofing has been insulating homes in Zebulon for almost 35 years. The group offers insulation solutions for exterior foundation walls, crawl space walls and floors, concrete slabs, and dirt crawl spaces with products such as SilverGlo® rigid foam insulation and TerraBlock™ flexible foam insulation. Crews can also perform crawl space and foundation repairs, sump pumps, basement waterproofing, concrete leveling, and mold control. Potential clients receive a free no-obligation quote, which includes an on-site inspection, written quote, and a copy of the company's full-color repair book for basements, crawl spaces, or foundations. Regional Waterproofing counts hundreds of satisfied customers to date, enjoys a large number of customer referrals, and also holds an A+ rating with the BBB.

Zebulon, NC 27597


Stetten Home Services

Stetten Home Services offers insulation in Raleigh. Homeowners benefit from a complete home energy audit to identify inefficiencies, and the team then improves energy efficiencies with open-cell spray foam for attics, walls, floors, and roofs, closed-cell spray foam for crawlspaces and basement walls, proper sealing of crawl spaces, and air sealing for every possible leak such as pipes, lights, windows, and ducts. Radiant barriers are also available in foil, bubble wrap, and insulating wrap, and crews can also build storage solutions for a home. The owner is a Licensed Realtor and General Contractor, and Stetten Home Services is affiliated with Stetten Realty, Inc. as well.

Raleigh, NC 27612


Thermo Direct

Thermo Direct has been serving the Garner community with insulation for over 15 years. Clients hire the group for attic covering and wall insulation for improved protection from outdoor temperatures, increased energy efficiency, and lower energy bills all year round as well as soundproofing from outside noises and neighbors. Additional services include leakage repair and weatherization, heating and furnace repairs, heat pump repairs and heating installs, air conditioning installations, repairs, and tune-ups, emergency air conditioning services, and indoor air cleaners. Financing is available, and the company won an Angie's List Super Service Award in 2013 and 2014.

Garner, NC 27529


TN Nguyen Contractors

TN Nguyen Contractors brings over 10 years of experience to insulation services in Raleigh. Homeowners can request fiberglass insulation installation as well as retrofit attic insulation to prevent excessive heat loss using a spray foam insulation that improves the functionality of HVAC/duct systems and also increases a home's structural integrity. Crawl space encapsulation and mold remediation services are also available, and crews first perform an in-home consultation to review needs and concerns as well as to inspect, take measurements, and decide on the best course of action for optimal energy efficiency and cost savings for a home. TN Nguyen Contractors is certified by Energy Star and is Green-e Energy Certified as well.

Triangle Reconstruction

Triangle Reconstruction is an insulation company serving the Apex area. Crews can utilize infrared cameras to detect areas of a home with inadequate insulation, and available insulation services include fiberglass batts, loose fill, rigid foam board, radiant barrier, and crawl space encapsulation. Customers can also benefit from the installation of energy-efficient windows, doors, and skylights, mold remediation, complete home energy audits using high-tech thermal imaging, and weatherization services including air sealing. Triangle Reconstruction is a pre-qualified contractor for Progress Energy, and homeowners can ask about rebates available for upgrading their insulation and improving their homes' energy efficiency.

Apex, NC 27502


WP Cleaning Solutions, Inc.

WP Cleaning Solutions, Inc. is a Raleigh insulation service backed by over 10 years of experience. The group focuses on making sure a home's attic, basement, crawlspace, and exterior walls have top-quality insulation that is properly installed for optimal effect. Insulation prevents the intrusion of moisture and pests and also improves air quality, creates a more comfortable indoor environment, and decreases energy bills. Crawl space vapor barriers and crawl space encapsulation services are also available, and the mold remediation and prevention company specializes in mold removal services, cleaning and surface protection treatments, and mold prevention as well. WP Cleaning Solutions holds Institute of Inspection Cleaning and Restoration Certification.

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