Compare the highest-rated insulation professionals in Millsboro, Delaware. All contractors are licensed, insured, and verified through our rigorous screening process.
A highly specialized contractor focusing primarily on spray foam applications but offering a full suite of insulation services. They are known for their expertise in creating air-tight seals in both residential and commercial properties, significantly improving energy efficiency. Their strong focus on modern techniques and building science makes them a top choice for new construction and major retrofits.
ESG is a well-established, full-service energy efficiency contractor. They have a strong reputation for conducting comprehensive home energy audits and implementing the recommended solutions, which often include insulation upgrades and air sealing. Their whole-house approach is ideal for homeowners looking to reduce utility bills and improve comfort systematically.
While known for sunrooms, this established local company has a robust division dedicated to general contracting and home improvement services, including insulation. They offer a wide range of insulation types and are a reliable choice for more standard insulation projects like attic upgrades and crawl space encapsulation, often bundling services with other home improvements.
** The insulation market in Millsboro and the surrounding Sussex County area is moderately competitive, characterized by a mix of local specialized contractors and broader home improvement companies. The quality of service is generally high, driven by Delaware's specific climate needs—hot, humid summers and cold winters—which make effective insulation and air sealing critical for home comfort and energy savings. **Competition Level:** Moderate. There are several reputable local providers, but not an oversaturated market. The most successful companies are those with specific expertise in spray foam or comprehensive energy auditing. **Typical Pricing:** Pricing is in line with regional averages. Blown-in cellulose or fiberglass attic insulation can range from **$1,500 - $4,500** for a typical home. Spray foam is a premium service, often costing **$3,500 - $7,500+** for an attic, depending on the R-value and foam type (open vs. closed cell). The presence of state and utility-backed energy efficiency rebates and programs (like those from Energize Delaware) can significantly offset these costs, making upgrades more accessible and a common talking point for the top providers.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Millsboro regulations and climate
Get answers to common questions about insulation services in Millsboro, Delaware.
For our humid subtropical climate with hot summers and cold winters, blown-in cellulose or fiberglass in attics is often the most cost-effective upgrade. These materials provide excellent thermal resistance (R-value) and help manage the moisture prevalent in Delaware's coastal region. Spray foam, while more expensive upfront, offers superior air sealing and is highly effective for basements or crawl spaces prone to humidity.
The ideal times are late spring (April-May) and early fall (September-October). These periods typically offer mild, dry weather, which is crucial for proper installation, especially for materials sensitive to humidity. Scheduling during these shoulder seasons also avoids the peak summer heat, which makes attic work hazardous, and the winter rush when homeowners are reacting to high heating bills.
Yes, Delaware's Energize Delaware program, often administered through utilities like Delmarva Power, offers rebates for adding insulation to meet specific R-value targets. Additionally, the federal Inflation Reduction Act provides tax credits for qualified energy efficiency improvements. A reputable local installer will be familiar with these programs and can often help you navigate the application process.
Always choose a contractor licensed and insured in Delaware. Look for companies with strong local references and specific experience with our regional challenges, such as insulating older homes common in Sussex County or dealing with coastal humidity. Verify they perform a thorough energy audit or assessment before providing a quote and ensure their proposal details the specific materials, R-values, and areas to be addressed.
Not entirely. While adding insulation is crucial, air sealing is the critical first step, especially in older homes where gaps, cracks, and outdated windows let in humid summer air and cold winter drafts. A professional assessment should identify and seal these leaks around penetrations, sill plates, and attics first. Then, adding the correct insulation creates a comprehensive thermal barrier that maximizes comfort and energy savings year-round.