The Best Insulation Contractors in Portsmouth, VA

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

#1

Koala Insulation of Hampton Roads

4.8
(180 reviews)
Verified

A highly-rated, locally-owned franchise of the national Koala Insulation brand. They emphasize education, transparency, and using the right type of insulation for each project. They are known for their thorough energy efficiency audits and expertise in both residential and commercial properties.

1133 Professional Pl, Chesapeake, VA 23320 (Serves Portsmouth)

Specialties & Features

Spray foam insulation
Blown-in attic insulation
Insulation removal and replacement

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes
#2

Weatherproof Insulation Co.

4.7
(110 reviews)
Verified

A well-established regional contractor specializing in creating more comfortable and energy-efficient homes. They have a strong reputation for professional installation, clean job sites, and expertise in the latest building science principles for air sealing and moisture management.

538 Johnston Rd, Chesapeake, VA 23322 (Serves Portsmouth)

Specialties & Features

Attic insulation installation and upgrade
Air sealing services
Basement and crawl space insulation

Business Information

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

Crawlspaces & More

4.9
(250 reviews)
Verified

While their name highlights crawl spaces, this company is a comprehensive insulation and encapsulation expert. They receive exceptional reviews for solving complex moisture and insulation problems in the most challenging areas of a home, including basements and crawl spaces, which are critical in Portsmouth's climate.

1201 Air Rail Ave, Virginia Beach, VA 23455 (Serves Portsmouth)

Specialties & Features

Crawl space and basement insulation
Insulation removal and replacement
Energy efficiency audits

Business Information

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

Why These Are the Top Insulation Contractors in Portsmouth

** The insulation market in the Portsmouth and greater Hampton Roads area is moderately competitive, with a mix of large national chains and specialized local contractors. The overall quality is high, as contractors must be well-versed in the local building codes, which are influenced by the region's proximity to the coast and its potential for high winds and humidity. Typical pricing is in line with national averages but can be influenced by the age of the housing stock. Many homes in Portsmouth are older, leading to a high demand for insulation removal and replacement, as well as advanced air sealing to improve efficiency. Spray foam insulation commands a premium price but is often recommended for its superior air-sealing properties and high R-value. Blown-in cellulose or fiberglass remains a popular and cost-effective solution for attic upgrades. Homeowners are increasingly aware of state and utility rebates (e.g., from Dominion Energy) for energy efficiency upgrades, and the top contractors are proficient in helping clients navigate these incentive programs. The market expectation is for comprehensive service that includes an audit, a detailed quote, and professional installation that addresses both insulation and air leakage.

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 Portsmouth regulations and climate

Frequently Asked Questions About Insulation in Portsmouth

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

1What is the recommended insulation level (R-Value) for attics in Portsmouth homes, and why is it specific to our area?

For Portsmouth's humid subtropical climate, the U.S. Department of Energy recommends an attic insulation level of R-38 to R-60. This high R-value is crucial because it not only keeps your home cooler during our hot, humid summers by blocking heat gain but also helps retain warmth during our occasionally chilly, damp winters. Proper attic insulation is your first defense against high humidity and temperature swings, directly impacting energy bills and comfort.

2How does Portsmouth's coastal location and humidity impact the type of insulation I should choose?

Portsmouth's high humidity and salt-air proximity make moisture resistance a top priority. We strongly recommend materials like closed-cell spray foam or damp-spray cellulose, which have excellent moisture control properties, over standard fiberglass batts in many applications. This helps prevent mold growth, wood rot, and insulation compaction, which are common issues in our coastal climate and can severely reduce effectiveness and damage your home's structure.

3When is the best time of year to have insulation installed in my Portsmouth home?

While insulation can be installed year-round, the ideal periods in Portsmouth are late spring (April-May) and early fall (September-October). These times typically offer milder temperatures and lower humidity, allowing for optimal installation conditions for materials like spray foam. It also allows you to prepare your home's efficiency before the peak summer cooling season or the winter heating season, when contractor schedules are often busiest.

4Are there any local Portsmouth or Virginia state programs that help with insulation costs?

Yes, Portsmouth homeowners should explore the Weatherization Assistance Program (WAP) administered by the Portsmouth Department of Social Services for income-qualified residents. Additionally, check for rebates and financing options from Dominion Energy Virginia, which often has incentives for energy efficiency upgrades. Always verify a contractor is familiar with these programs, as they can help navigate the application process.

5What should I look for when choosing a reliable insulation contractor in the Portsmouth area?

Prioritize contractors who are licensed, insured, and have specific experience with the humidity and building styles common in Tidewater Virginia. Ask for local references in neighborhoods like Churchland or Cradock. A reputable provider will perform a thorough energy audit or assessment, explain how local building codes (like the Virginia Uniform Statewide Building Code) affect your project, and provide a detailed, written estimate that includes material specifications (R-values) and labor.