The Best Insulation Contractors in Purcellville, VA

Compare the highest-rated insulation professionals in Purcellville, Virginia. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Summit Insulation

4.8
(120 reviews)
Verified

A highly-rated, locally-owned and operated insulation specialist serving Loudoun County. They are known for their focus on customer service, attention to detail, and expertise in both new construction and retrofit projects. They emphasize energy efficiency and often work in conjunction with home performance audits.

120 N Bailey Ln, Purcellville, VA 20132

Specialties & Features

Spray foam insulation
Attic insulation upgrades
Crawl space encapsulation

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

Koala Insulation of Loudoun & Fairfax

4.9
(180 reviews)
Verified

Part of a national brand with a strong local franchise, Koala brings professional systems and a wide range of services. They are praised for their thorough consultations, clear pricing, and expertise in various insulation types, including environmentally friendly options like blown-in cellulose.

42937 Bles Park Dr, Sterling, VA 20164 (Serves Purcellville extensively)

Specialties & Features

Blown-in insulation
Insulation removal and replacement
Energy efficiency audits

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes
#3

Evergreen Home Performance

4.7
(90 reviews)
Verified

While based slightly further away, Evergreen is a leading name in the Northern Virginia home performance and energy efficiency sector. They take a whole-house approach, starting with advanced energy audits to diagnose issues before recommending and implementing solutions like air sealing and insulation.

8424 Terminal Rd, Lorton, VA 22079 (Services the entire Northern VA region, including Purcellville)

Specialties & Features

Energy efficiency audits
Air sealing services
Comprehensive insulation upgrades

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Purcellville

** The insulation market in Purcellville, Virginia, is characterized by high-quality, specialized contractors catering to a mix of historic homes and newer, energy-conscious construction. The competition is moderate but features a high bar for quality due to the affluence and expectations of the Loudoun County market. * **Average Quality:** The bar is high. Homeowners expect professional-grade work, and the top contractors are well-versed in modern building science, including air sealing and managing moisture. * **Competition Level:** Moderate. While there are not dozens of providers based directly in Purcellville, the town is competitively served by a select group of highly reputable local companies and strong regional players from surrounding areas like Sterling, Leesburg, and beyond. Reputation and word-of-mouth are critical. * **Typical Pricing:** Pricing is typically at a premium compared to national averages, reflecting the higher cost of living and the expertise required. Ballpark costs can range from **$1,500 - $4,500 for a standard attic blow-in job**, and **$3,000 - $8,000+ for spray foam applications** or comprehensive whole-house projects including air sealing. Many providers offer free, detailed estimates, and they are knowledgeable about available rebates from utilities like Dominion Energy.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Purcellville regulations and climate

Frequently Asked Questions About Insulation in Purcellville

Get answers to common questions about insulation services in Purcellville, Virginia.

1What are the most important insulation upgrades for my Purcellville home given our local climate?

Given Purcellville's humid continental climate with hot, humid summers and cold winters, the most impactful upgrades are air sealing and attic insulation. Properly air sealing your attic floor and adding blown-in cellulose or fiberglass to achieve at least R-49 (approximately 16-18 inches) is critical. This prevents conditioned air from escaping and stops humid summer air from entering, which can cause mold and reduce efficiency. Also, consider insulating basement rim joists and crawl spaces to combat drafts and cold floors common in our region.

2How much does insulation installation typically cost for a home in Purcellville?

Costs vary significantly based on home size, material, and scope, but for a standard attic insulation project in Purcellville, homeowners can expect to pay between $1,500 and $4,500. Blown-in cellulose is often the most cost-effective material for retrofits. Regional material and labor costs influence pricing, and it's wise to get 2-3 detailed quotes from local providers. Remember, Virginia offers sales tax exemptions for certain Energy Star-rated insulation materials, and there may be federal tax credits available, which can reduce your net cost.

3When is the best time of year to schedule insulation work in Purcellville?

The ideal times are late spring (April-May) and early fall (September-October). These periods typically offer mild, dry weather, which is safer for contractors working in your attic and allows for proper ventilation during installation. Scheduling in these off-peak seasons can also lead to better availability and sometimes more competitive pricing than during the height of summer or winter when demand for HVAC and insulation services spikes due to extreme temperatures.

4What should I look for when choosing an insulation contractor in Loudoun County?

First, verify they are licensed, insured, and have strong local references in the Purcellville area. Look for contractors familiar with the specific building styles and challenges of older homes in our historic town. They should perform a thorough energy audit or assessment before proposing a solution. It's also beneficial to choose a provider knowledgeable about the Virginia Uniform Statewide Building Code (USBC) insulation requirements and any local Loudoun County permitting processes for major retrofits.

5My older Purcellville home has no insulation in the walls. Is it worth adding it, and what method is used?

For many older homes in Purcellville's historic districts, adding wall insulation can dramatically improve comfort and energy bills, but it must be done carefully. The standard method is dense-pack cellulose or fiberglass insulation, installed through small holes drilled in the exterior siding or interior walls, which are then patched. It's crucial to consult with a specialist to assess your home's vapor barrier and moisture management, as improper insulation in our humid climate can trap moisture within walls and lead to rot and mold.