Compare the highest-rated insulation professionals in Raleigh, North Carolina. All contractors are licensed, insured, and verified through our rigorous screening process.
A highly-rated, locally-owned company specializing in comprehensive home performance upgrades. They are known for their thorough energy audits and expert installation of high-performance insulation, particularly spray foam. Their strength lies in a holistic approach to home sealing and efficiency.
A dedicated insulation contractor with a strong focus on attic projects and blown-in insulation. They receive consistent praise for their professionalism, clean work, and knowledge of local utility rebates. They offer a wide range of insulation types and removal services.
While serving the entire Triangle area, this company has a significant presence and project volume in Raleigh. They are experts in both traditional and advanced insulation solutions, with a noted specialty in insulating the often challenging basement and crawl space areas to combat moisture and energy loss.
The insulation market in Raleigh, NC, is robust and highly competitive, driven by the city's humid subtropical climate with hot summers and cool winters, which creates a significant demand for year-round climate control. The market is characterized by a mix of large, national franchises and strong, local specialist contractors. The average quality of service is high, as consumers are increasingly educated on energy efficiency and indoor air quality. **Competition Level:** High. Reputable providers distinguish themselves through certifications (like BPI - Building Performance Institute), manufacturer qualifications (e.g., CERTAINTEED Certified Installers), and deep knowledge of local building codes and Duke Energy rebate programs. **Typical Pricing:** Pricing is variable based on the project scope and insulation material. * **Spray Foam:** $1.50 - $3.50 per board foot (highest cost, highest R-value and air sealing). * **Blown-In Cellulose/Fiberglass:** $1,500 - $4,500 for a standard attic (mid-range cost, excellent for retrofits). * **Batt Insulation:** $1.00 - $2.50 per square foot (most cost-effective for new construction or open walls). Many companies offer free, detailed estimates, and the investment is often offset by significant utility rebates and long-term energy savings.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Raleigh regulations and climate
Get answers to common questions about insulation services in Raleigh, North Carolina.
For our mixed-humid climate, spray foam insulation (particularly closed-cell) is highly effective as it provides both a high R-value per inch and a critical air and moisture barrier, helping to combat summer humidity infiltration. However, blown-in cellulose or fiberglass in attics is also a very common and cost-effective choice for Raleigh homes, especially when paired with proper attic ventilation to manage heat and moisture buildup.
Costs vary based on material and square footage, but for a standard 1,200 sq ft attic, adding blown-in cellulose or fiberglass to achieve R-38 (the recommended minimum for our zone) typically ranges from $1,500 to $2,500. Spray foam will be significantly more, often double or triple that price. Always get itemized quotes from local providers, as pricing can be influenced by attic accessibility and the need for any preparatory work like air sealing.
Yes, Duke Energy Progress, the primary utility for much of Raleigh, offers rebates for adding insulation to under-insulated attics and floors through its Home Energy Improvement Program. Additionally, the federal tax credits for energy efficiency improvements (up to 30% of cost, with limits) apply to qualified insulation materials, making it a great time to invest. Always check the specific program details for current eligibility.
Fall and early spring are ideal times in Raleigh. These seasons typically offer milder temperatures, making it more comfortable for workers to access your attic and for your HVAC system to be offline briefly if needed. While insulation can be installed year-round, scheduling in these off-peak periods can also lead to better availability from reputable local contractors.
Prioritize local, licensed, and insured contractors with strong references in the Raleigh-Cary area. Look for companies experienced with our specific climate challenges, such as managing attic moisture and complying with the NC Residential Energy Code. Ensure they perform a thorough assessment, discuss air sealing (a critical companion to insulation), and provide a detailed, written quote that includes the type of material, R-value to be achieved, and scope of work.