NRJ INSULATION

Our
Services

  • New construction

    It all begins with an idea.

  • Additions

    Blending with existing designs, sustainability, and compliance with building codes.

  • Restoration, renovation, rehab

    Preserve the past while building for the future

  • Crawl space, attics

    Maximize your home’s potential with our expert solutions for crawlspaces and attics.

  • Gutters

    5in and 6in K style with or without Shur flow gutter guards

  • Spray foam insulation

    Open cell or closed cell

  • Insulation replacement

    Upgrade your crawlspace insulation for a healthier, more energy-efficient home! Replacing old insulation prevents moisture issues, improves air quality, and lowers energy costs.

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Our
Projects

  • Oranssi project: studio shed

  • Oranssi project: roof expansion

  • Oranssi project: wraparound deck

  • Oranssi project: passive house

  • Oranssi project: slat roof

  • Black 5in gutters

  • Black 5 inch Gutters

  • 5 inch musket, brown gutters

  • Black 5 inch gutters

A Contractor you can trust

Serving Charlotte, Greensboro, and surrounding areas, NRJ Insulation is your trusted partner for energy-efficient solutions. We specialize in superior insulation/gutter services that enhance comfort, reduce energy costs, and protect your property all year long!

Our Company

NRJ Insulation began as a small, local company with a mission to make homes and businesses more comfortable and energy-efficient. What started as a one-man operation quickly grew as word spread about our reliable service and commitment to quality. As we helped more customers reduce energy costs and improve comfort, we expanded our expertise and services, eventually becoming a trusted name in insulation across Charlotte, Greensboro, and surrounding areas. Today, NRJ Insulation continues to build on that foundation, offering high-quality solutions and exceptional customer care to ensure your space is as efficient and comfortable as possible.

What Our Clients Say

  • “my gutters look great. noah was a pleasure to work with. he met all of my expectations. he insulated my new home. i’m comfortable leaving my thermostat on 67 degrees heat. overstatisfied. i would use his services again and highly recommend him for insulation and gutters.”

    Katherine Walker

  • “ NJR installed insulation and guttering for me on several houses and my primary home. Their product was awesome. Dependable, timely and cost effective. I would recommend them to anyone who is interested in quality work as they take pride in their business.”

    Chuck Caviness

  • “ Noe did a professional, timely and valuable job insulating our attic and installing gutters on our new- build. He takes initiative and communicates well.”

    Alexis Melvin