Formaldehyde-Free - Will not off-gas formaldehyde in the indoor environment.
Thermally Efficient - Provides effective resistance to heat transfer. Unlike cellulose products, JM Attic Protector insulation does not settle, for no loss of R-value after installation.
Sound Control - Reduces transmission of sound through exterior and interior walls, and floor and ceiling assemblies for superior sound control.
Fire-Resistant and Noncombustible - See Specification Compliance.
Noncorrosive - Does not accelerate corrosion of pipes, wiring or metal studs.
Resilient Inorganic Glass Fibers - Cannot rot, mildew, or otherwise deteriorate.
Easy to Install - Quickly insulates attics or spaces of any size or shape without cutting or fitting.
Complete Coverage - Effective in tight spaces, areas with large amounts of cross-bridging or areas with small gaps and voids.
Explore our Building Insulation tools, education and training programs built specifically to aid you in your professional development.
Insulation Calculator
From attics to basements and kitchens to bedrooms, this insulation calculator tool will help you find the insulation that fits your needs.
Document Library
Discover, save and share the documents you need.
TechConnectSM
Whether you need compliance answers, consultations, spec recommendations, online trainings, technical product assistance or something else, we have a range of services and solutions to keep your job moving.
The Source: Building Insulation Resource Library
This is a resource built specifically to aid you in your professional development. Explore our webinars, compare specs, and follow our blog all right here at The Source.
SmartBinder Resource Library
Your resource for all JM documents in one place.
Where to Buy
Use our insulation locator tool to find JM products near you.
Inflation Reduction Act
Beneficial tax credits for new homes and upgrades.
Title 24 Resource Page
For high performance attics and walls.
Cavity-SHIELD™ Resources
Multi-family, concealed-space, noncombustible fiberglass batts resources.
Continuous Insulation Solutions
Offering optimal performance and efficiency through and through.
Homeowner Insulation
Johns Manville makes insulating your home easy with high-quality products and installation guides.
Spray Foam Resource Page
complete line of spray polyurethane foam (SPF) insulation solutions provides superior thermal energy efficiency, as well as advanced air and sound control.
Insulating One of the Largest Residential Projects in Seattle
An insulation contractor overcomes challenging logistics to successfully complete one of the largest residential projects in Seattle’s history.
Solid Relationships Keep Projects Running Smoothly
Collaboration between insulation contractor, independent distributor and JM makes apartment complex project possible.
Sound Insulation Makes a ‘Noisy’ Business Quieter
Canadian music studio uses JM insulation as part of its solution for acoustic isolation.
Home Building Made Simpler
A Canadian builder relies on Johns Manville insulation for its Ready To Move homes business. Using reliable products like JM fiberglass helps make the building process seamless.
Squeaky Clean: Car Washes Turn to JM Insulation
A group of new car washes in the Las Vegas area needed excellent thermal insulation. Johns Manville polyiso and fiberglass batts fit the bill.
VISION House Tucson
JM Product Trifecta Results in a Stylish, Affordable, Net-Zero Energy Home.
The Sleeper House
Architectural landmark receives an energy efficiency facelift.
Quiet and Comfy
Hudson Insulation used JM fiberglass batts in a new multifamily project in New Jersey to keep residents comfortable and insulated from the sounds of their neighbors.
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