The Best Insulation Contractors in Christiansburg, VA

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

#1

AdvantaClean of the New River Valley

4.8
(150 reviews)
Verified

A highly-rated, locally-owned franchise of a national brand specializing in comprehensive home performance services. They are particularly known for their expertise in moisture control, crawl space encapsulation, and attic insulation, often combining air sealing with insulation upgrades for maximum energy efficiency.

1495 Professional Plaza Dr, Christiansburg, VA 24073

Specialties & Features

Crawl space encapsulation
Attic insulation and air sealing
Spray foam insulation

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#2

Stanley Builders

4.7
(80 reviews)
Verified

A well-established local contractor with a strong reputation for quality workmanship in insulation and home building. They offer a wide range of insulation services and are knowledgeable about local building codes and energy efficiency standards for the region.

Serves Christiansburg and the wider New River Valley (Physical address in nearby Elliston, VA)

Specialties & Features

Spray foam insulation
Blown-in attic insulation
New construction and retrofit wall insulation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

5 Star Performance Insulation

4.9
(50 reviews)
Verified

A specialized insulation contractor focused exclusively on insulation and air sealing services. They receive consistently excellent reviews for their attention to detail, professionalism, and expertise in both spray foam and blown-in cellulose/fiberglass applications.

Serves Christiansburg and the wider New River Valley (Based in Roanoke, VA)

Specialties & Features

Spray foam insulation
Blown-in insulation
Insulation removal and replacement

Business Information

Years in Business:5 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Christiansburg

** The insulation market in Christiansburg and the surrounding New River Valley is characterized by a mix of specialized insulation contractors and broader-based general contractors or home performance companies. Due to the climate, which features cold winters and humid summers, the demand for effective attic, crawl space, and wall insulation is high. Homeowners are increasingly aware of the benefits of air sealing in conjunction with insulation to improve comfort and reduce energy costs. **Competition Level:** Moderate. There are a few dedicated, high-quality local specialists, but the market is not oversaturated. Many residents also receive services from larger Roanoke-based companies that serve the entire region. **Average Quality:** The top-tier providers are excellent, employing modern techniques like dense-pack cellulose and spray foam. They are generally well-versed in building science principles. **Typical Pricing:** Pricing is competitive but can vary significantly based on the material and project scope. * **Blown-in Cellulose/Fiberglass Attic Insulation:** $1.50 - $3.00 per square foot. * **Spray Foam Insulation (Closed Cell):** $1.00 - $1.50 per board foot (a much higher performance and cost option). * **Crawl Space Encapsulation:** A more complex project typically ranging from $5,000 to $15,000+ depending on size and conditions. Many of the reputable companies offer free estimates and can provide guidance on potential rebates from local utilities like Appalachian Power.

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 Christiansburg regulations and climate

Frequently Asked Questions About Insulation in Christiansburg

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

1What are the most important insulation upgrades for homes in Christiansburg, VA, given our local climate?

For our humid subtropical climate with cold winters and hot, humid summers, the top priorities are air sealing and attic insulation. Properly air sealing your attic floor and adding cellulose or blown-in fiberglass to achieve at least R-49 (approximately 16-18 inches) is critical to prevent heat loss in winter and block radiant heat in summer. Also, insulating basement walls and crawl spaces helps combat ground moisture and cold floors, which are common issues in the New River Valley.

2How much does insulation installation typically cost for a home in the Christiansburg area?

Costs vary significantly based on home size, material, and area insulated, but local homeowners can expect a typical attic insulation project (air sealing and adding blown-in insulation to R-49) to range from $1,500 to $3,500. Regional material and labor costs influence this, and prices may be higher for hard-to-reach areas or spray foam. Always get multiple itemized quotes from local contractors, and remember that Virginia offers sales tax exemptions on Energy Star-rated insulation materials, which can provide savings.

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

The ideal times are late spring (April-May) and early fall (September-October). These periods typically offer mild, dry weather in Southwest Virginia, which is optimal for attic work and allows contractors more scheduling flexibility. While insulation can be installed year-round, winter projects can be complicated by ice or snow blocking attic vents, and mid-summer attic temperatures can be dangerously high for workers, potentially slowing the project.

4What should I look for when choosing an insulation contractor in the New River Valley?

First, verify they are licensed by the Virginia Department of Professional and Occupational Regulation (DPOR) as a Class A, B, or C contractor. Choose a provider with specific experience in our area who performs a thorough energy audit or inspection, checking for local issues like attic ventilation, ice dam potential, and moisture from our high humidity. Always check for local references, proof of insurance, and ask if they are certified by manufacturers like Owens Corning or CertainTeed for installed system warranties.

5My energy bills are high, and I feel drafts. Could my older Christiansburg home have inadequate insulation?

Absolutely. Many homes built in Christiansburg before the 1980s have insulation levels far below today's recommended standards (like R-49 for attics). Common signs include uneven room temperatures, cold drafts in winter, ice dams on the roof, and excessive dust from air leaks. A professional energy assessment, often available through local utilities like Appalachian Power, can identify specific deficiencies in your attic, walls, and basement, providing a targeted upgrade plan to improve comfort and efficiency.