20+ Years of Proven Experience
Two decades of hands-on work means your project is done right the first time.
Owner on Every Job Site
MartÃn is personally present to ensure quality and accountability at every project.
SPFA and SSWW Certified
Industry-recognized certifications that guarantee professional-grade insulation work.
3-Year Installation Warranty
We stand behind our work with an extended warranty for your peace of mind.
General NC Insulation LLC was founded by MartÃn MartÃnez Melgar, a certified technician in Raleigh. After 20 years working for top insulation companies in the industry, MartÃn built this company to deliver premium quality with a personal touch. When you work with us, you work directly with the owner and a team that treats your home like their own.
Spray Foam Insulation
Open-cell and closed-cell spray foam solutions for residential and commercial properties. Superior air sealing and energy efficiency that traditional insulation simply cannot match.
Batt & Retrofit Insulation
From new construction to retrofit projects, we handle blow-in, batt, and full insulation removal. The right insulation installed the right way for lasting comfort.
Crawl Space and Encapsulation
Complete crawl space encapsulation, insulation, and moisture barrier installation. Protect your home from moisture damage, mold, and energy loss from the ground up.
We visit your property, assess your insulation needs, and identify areas for improvement. No cost, no obligation.
You receive a clear proposal with the best insulation solution for your home or business and an honest, upfront price.
Our certified team completes the work on schedule, backed by our 3-year installation warranty for total peace of mind.
