(703) 789-2732 Free Estimate

Insulation Expertise
You Can Count On

We provide industry-leading commercial and residential insulation solutions across the Mid-Atlantic. Ensure energy efficiency, fire safety, and ultimate comfort for your home or business.

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(703) 789-2732

FREDERICKSBURG, VA (HQ)

9315 Sunbluff Way, Fredericksburg, VA 22408

REGIONAL COVERAGE

VA, MD, DC, PA, NY, NC, IN, OH, CT, SC

WHAT WE DO

Your Comfort Is Our #1 Priority

For over 25 years, Nathan Insulators has been providing comfort and energy efficiency to residents and businesses. No job is too big or too small.

Commercial Insulation

We provide high-quality thermal and acoustic insulation products designed for general contractors, builders, and commercial developers.

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New Residential

Building your dream home? We partner with leading custom and national builders to expertly install values-driven insulation from framing to finish.

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Spray Foam Insulation

The ultimate choice for high R-value thermal barrier and air sealing. Blocks moisture, drafts, and substantially lowers monthly heating and cooling bills.

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Mineral Wool Insulation

Also known as Rockwool insulation, this premium product provides outstanding sound damping and is highly fire-resistant.

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Multifamily Insulation

Expert insulation and soundproofing for apartments, townhomes, and multi-unit construction projects matching strict local codes.

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Attic Insulation

Over 70% of energy loss occurs through the roof. Upgrading your attic insulation is the single most cost-effective home improvement you can make.

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Crawl Space & Basement

Stop cold drafts, rising humidity, and potential mold. Proper insulation under the living spaces creates a healthier, more stable indoor air flow.

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Insulation Removal

Safe, comprehensive extraction of old, contaminated, or water-damaged insulation prior to fresh energy-efficient installation.

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INTERACTIVE TOOLS

Insulation R-Value Calculator

Estimate the current performance of your wall or ceiling insulation and see recommendations based on building standards.

3.5"

Your Insulation Summary

Estimated R-Value R-11.2
Target Standard R-13
Efficiency Rating Substandard

Your current wall thickness of 3.5 inches with Fiberglass Batts gives R-11.2, which falls slightly below the recommended target R-13 for local walls. Consider adding closed-cell spray foam for a complete air-seal and premium efficiency.

Estimated energy loss reduction: 72% compared to no insulation.
Nathan Insulators Company Service Truck
ABOUT NATHAN'S INSULATORS

We Offer Fast and Reliable Professional Installation

Nathan's Insulators is dedicated to enhancing indoor comfort and driving down rising electricity and gas costs. We use state-of-the-art diagnostic equipment and safety gear to inspect and install wall, ceiling, and crawl space barriers that endure for decades.

  • NAHB Research Center Certified
  • Fully Insured, Licensed & Bonded
  • Prompt, Friendly & Clean Crews
  • Lifetime Material Warranties Available
Our Story & Core Values
REAL REVIEWS

What Builders & Homeowners Say

"Nathan Insulators did our entire custom home with Closed-Cell Spray Foam. Our summer cooling bill dropped by 45% compared to our old house! The crew arrived on time and cleaned up completely."

David L. Homeowner, Fredericksburg

"As a general contractor, schedules are everything. Nathan Insulators makes quoting quick and coordinates perfectly with our framing and drywall phases. Their mineral wool installations are stellar."

Marcus G. G&M Construction, Winchester

"Excellent service from the initial phone call to the finished attic blow-in. They showed me thermal imaging photos of where heat was leaking before and after the job. Highly recommend!"

Sarah P. Homeowner, Clear Brook
GET IN TOUCH

Ready to Save Energy? Request a Free Estimate

Fill out our simple form and one of our local insulation specialists will reach out to discuss your project, evaluate R-value requirements, and provide a comprehensive estimate.

Phone Number (703) 789-2732
Hours of Operation

Monday - Friday: 7:00 AM - 5:00 PM

Serving VA, MD, DC, PA, NY, NC, IN, OH, CT & SC

Thank You!

Your free estimate request has been submitted. A Nathan's Insulators advisor will call you within 24 business hours.