Insulation Contractors in Indianapolis, IN

Insulation contractors improve a home's comfort and energy efficiency by adding or replacing insulation and sealing air leaks. They work in attics, walls, floors and crawl spaces using materials such as fiberglass, cellulose and spray foam.

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Common insulation services include:

  • Attic insulation and air sealing
  • Blown-in wall insulation for existing homes
  • Spray foam insulation
  • Crawl space and floor insulation
  • Removing damaged or contaminated insulation

Consider an insulation contractor if rooms are drafty or uneven in temperature, energy bills are high or your attic insulation looks thin. Moisture problems under the house may need crawl space repair.

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Top Professionals near Indianapolis, IN

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Absolute Insulation
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Indianapolis, IN Insulation Contractors

Absolute Insulation – Indianapolis IN is an Indianapolis-based insulation contractor offering residential and commercial insulation services including spray foam, blown-in attic insulation, fiberglass insulation, air sealing, and dense-pack wall systems, and the company focuses on improving home and building comfort, lowering energy bills, preventing moisture and pest intrusion, and increasing property value through professional installation, free online quotes, and local service from its Indianapolis location at 1708 E Gimber St.

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Bay Insulation Supply of Indiana Inc.
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Indianapolis, IN Insulation Contractors

Bay Insulation Supply is a national commercial and industrial insulation supplier headquartered in Green Bay, Wisconsin that provides a broad range of mechanical and HVAC insulation products and local branch support across numerous U.S. locations. Bay Insulation Supply emphasizes safety and industry best practices—highlighted by a 2024 National Insulation Association Safety Excellence Award—offers competitive pricing, extensive product lines and documentation for contractors, and operates as part of the Bay Companies family focused on customer service, industry expertise, and supplying materials for construction and mechanical insulation projects.

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Bryant's Insulation
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Indianapolis, IN Insulation Contractors

Bryant's Insulation is an Indianapolis-based contractor specializing in professional blown-in Knauf fiberglass attic insulation designed to improve energy efficiency, comfort, and home value. The company offers tiered R-value packages (R30, R38, R49) with promotional pricing and free estimates, installs water-resistant, mold- and rodent-resistant, fire-retardant insulation, and emphasizes high-quality workmanship and customer service backed by testimonials. The company is operated by Chris & Ashley and provides local service and support via phone and email for homeowners and businesses in the Indianapolis area.

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Gale Insulation
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Indianapolis, IN Insulation Contractors

TruTeam is a nationwide network of local installers that provides residential and commercial installation services including insulation, gutters, garage doors, fireplaces & mantels, shower doors & mirrors, shelving & storage, fireproofing, weatherproofing and related contracting services. TruTeam operates nearly 200 branches across the United States and positions the company as a local contractor backed by national resources, focusing on safety, sustainable solutions, quality installation, material procurement, scheduling/logistics and quality assurance to deliver consistent, scalable installation work.

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Homeward Insulation
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Indianapolis, IN Insulation Contractors

Homeward Insulation is an Indianapolis-based insulation contractor that provides high-performance insulation and energy-efficiency solutions for homes and businesses, offering services such as blown-in attic insulation, spray foam, batt & rolled insulation, dense-pack wall insulation, radiant barrier installation, energy recovery ventilators, attic fan installation, and radon mitigation. Homeward Insulation focuses on professional installation techniques, improving indoor air quality, reducing energy bills, and tailoring solutions to Indiana’s climate, and the company emphasizes quality materials, expert workmanship, free estimates through its contact form, and local customer support to help property owners increase comfort, lower energy consumption, and protect property value.

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Indy Home Comfort
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Indianapolis, IN Insulation Contractors

Indiana Home Comfort Solutions is a full-service HVAC and home comfort company serving Brownsburg and central Indiana, providing heating, air conditioning, ductwork, insulation, home energy audits and related services with more than 20 years of local experience. Indiana Home Comfort Solutions offers upfront pricing, 24/7 emergency service, and a 100% satisfaction guarantee, and the company focuses on recommending the right energy solutions and installing high-quality components to improve home comfort and efficiency.

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Precision Insulation
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Indianapolis, IN Insulation Contractors

Precision Insulation is an Indianapolis-based insulation contractor serving Indianapolis and the surrounding area that specializes in customized residential and commercial insulation solutions. Precision Insulation provides spray foam, blown-in attic insulation, fiberglass insulation, air sealing, and commercial insulation services, and the company focuses on improving home and building comfort, reducing energy bills, preventing moisture and pest intrusion, and delivering long-lasting, cost-effective results through professional installation and customer-focused service from its location at 326 S Holmes Ave, Indianapolis, IN.

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USA Insulation of Indianapolis
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Greenfield, IN Insulation Contractors

USA Insulation provides nationwide whole-home insulation solutions using its proprietary USA Premium Foam Insulation and a full suite of services including injection wall foam, blown-in attic insulation, spray foam, air sealing, and commercial applications. USA Insulation focuses on improving home comfort and lowering energy bills through a proven installation process that includes pre-installation walkthroughs, targeted drilling and injection, and post-installation inspections, while helping customers access federal and state savings and financing options. USA Insulation operates as a Threshold Brands company with over 40 years of service, more than 150,000 homes served and 63 franchise locations, and the company emphasizes quality workmanship, energy savings, and customer satisfaction.

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Insulation Questions and Answers

What does an insulation contractor do?

An insulation contractor evaluates where a home is losing heat or cooling, seals air leaks, and installs or replaces insulation in attics, walls, floors and crawl spaces.

When should I add or replace insulation?

Consider it when rooms are drafty or hard to keep comfortable, energy bills climb, attic insulation looks thin or compressed, or insulation has been damaged by leaks or pests. Fiberglass, cellulose and spray foam suit different areas, so ask the contractor which material and R-value fit your climate and why.

How do I choose an insulation contractor?

Ask whether the contractor will assess air leaks as well as insulation levels, what material and R-value they recommend, and how they handle ventilation. Some utilities offer rebates that require specific contractors or documentation.

What affects the cost of insulation?

Cost depends on the area insulated, material type, target R-value, accessibility, air sealing, removal of old insulation and any repairs needed first.

How should I prepare for insulation work?

Clear stored items from the attic or crawl space and the path to it. Point out any roof leaks, pest issues or old wiring you know about, since those should be addressed before insulation is installed.