Johns Manville – A Commitment to High-Quality Products

A globally recognized leading insulation brand for every application and construction type

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Why Johns Manville?

Johns Manville is a leading manufacturer premium-quality insulation, offering unmatched performance in its wide range of products for a large variety of applications.

Over 160 Years in Business

Johns Manville has been successfully operating since 1858, when the H.W. Johns Manufacturing Company began operations out of a tenement building in New York City. Now, Johns Manville’s commitment to delivering great products and the long-term success of its customers is stronger than ever.

Insulation Products to Fit Every Need

Johns Manville provides high-quality, trusted insulation products for every application, requirement and budget. Johns Manville products are used in a wide variety of industries, including building products, aerospace, automotive and transportation, filtration, commercial interiors, waterproofing and wind energy.

We Carry Top Johns Manville Products

Johns Manville Kraft Faced Fiberglass Batt

Kraft Faced Fiberglass

Formaldehyde-free kraft-faced thermal and acoustical insulation, offering R-values up to R-49

Johns Manville ComfortTherm Batt

ComfortTherm®

Poly-encapsulated thermal and acoustical insulation, offering R-values up to R-30

Johns Manville FSK-25Batt

FSK-25 Batts

Formaldehyde-free thermal and acoustical fiberglass batt insulation, offering R-values up to R-30

Johns Manville Unfaced Fiberglass Batt

Unfaced Fiberglass

Formaldehyde-free unfaced thermal and acoustical insulation, offering R-values of up to R-49

Johns Manville Climate Pro Blowing Wool

Climate Pro® Blow-In

Formaldehyde-free blow-in fiberglass insulation, offering thermal and sound control, along with fire resistance

Johns Manville AP-Foil Faced Foam Sheathing

AP™ Foil-Faced Polyisocyanurate Continuous Insulation

A uniform closed-cell polyisocyanurate foam core bonded on each side to a foil facer

Johns Manville Curtainwall

Curtainwall

Superior fire resistance and acoustical properties for use in glass, metal and masonry curtain wall

Johns Manville Safing

Safing

Prevents smoke and flames from passing through openings in fire-rated assemblies

Johns Manville SAFB

Sound Attenuation Fire Batt (SAFB)

Noncombustible, moisture-resistant, and lightweight, delivering excellent noise control

Johns Manville CladStone Water and Fire Block Mineral Wool

JM CladStone™ Water & Fire Block Mineral Wool

Noncombustible and water-repellent, making it ideal for wall cavity and rainscreen applications

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Insulation for Every Application

Johns Manville has a wide range of products that suit a variety of applications across all construction types and all locations in the U.S. Whether you’re working in wood frame, engineered frame, steel frame, retrofit, or new construction, Johns Manville has a product for your project and application.

Johns Manville is a leading manufacturer of premium-quality insulation with preferred benefits for every construction type, utilized by contractors across the globe.

Trust High-Quality Insulation Manufacturer

Johns Manville is a leading manufacturer of high-quality insulation for a wide range of projects and applications. Johns Manville produces trusted, top-quality batts and rolls, blowing wool, board insulation, commercial and industrial insulation supply, mineral wool, and metal building insulation.

Dedicated to Customer Satisfaction

Johns Manville is dedicated to long-term partnerships with its customers and suppliers. Johns Manville provides the support to enable you to run your business your way, with access to a broad range of insulation solutions. A proud member of the Berkshire Hathaway family of companies, Johns Manville serves customers in more than 80 countries around the globe.

Johns Manville Supplies Near You

With over 160 years in business, Johns Manville has made a name for itself across the globe and provides a broad range of insulation supplies to every area of the U.S. with the help of Service Partners. Whether you are working on a home, a metal building, or commercial project, your local Service Partners branch can help you find the best Johns Manville insulation solution for your needs and budget. Contact us today!

High-quality insulation, including batts and rolls, blowing wool, board, commercial and industrial supply, mineral wool, and metal building insulation.

Kraft Faced Fiberglass

Johns Manville Formaldehyde-free kraft-faced thermal and acoustical insulation offers R-values up to R-49 and is offered in precut batts to fit standard wall cavities or rolls for custom installation in any size cavity. Kraft-faced insulation is ideal for moisture control in exterior walls, reduces sound transmission through walls, ceilings and floors and can be used in a variety of wood-framed, engineered wood and steel frame construction applications, including new construction and retrofit.

ComfortTherm®

Johns Manville ComfortTherm poly-encapsulated thermal and acoustical insulation offers R-values up to R-30 and is available in precut batts to fit standard wall cavities or rolls for custom installation in any size of wall cavity. ComfortTherm insulation is wrapped in plastic for dust-free, itch-free installation and can be used in a wide variety of wood frame, engineered wood and steel frame construction applications, including new construction and retrofit.

FSK-25 Batts

Johns Manville Formaldehyde-free FSK-25 thermal and acoustical fiberglass insulation is available in R-values up to R-30 and is offered in precut batts to fit standard wall cavities. FSK-25 faced batts combine fire resistance with excellent vapor resistance and can be used in a wide variety of wood frame, engineered wood and steel frame construction applications, including new construction and retrofit. FSK-25 batts are designed with a foil facer that can be left exposed where codes permit.

Unfaced Fiberglass

Johns Manville Formaldehyde-free unfaced thermal and acoustical insulation offers R-values of up to R-49. It is offered in precut batts to fit standard wall cavities or rolls for custom installation in any sized cavity. Unfaced insulation reduces sound transmission through walls, ceilings and floors and can be used in a variety of wood frame, engineered wood and steel frame construction applications, including new construction and retrofit.

Climate Pro® Blow-In

Johns Manville Climate Pro Formaldehyde-free blow-in fiberglass insulation offers thermal and sound control, along with fire-resistance. One bag of Climate Pro provides 73 square feet of R-30 coverage. Engineered for professional use with high-volume blowing machines, it’s ideal for attics, nonconforming spaces and hard-to-reach areas, making the job faster and easier.

AP™ Foil-Faced Polyisocyanurate Continuous Insulation

Johns Manville AP Foil-Faced Polyiso Continuous Insulation board consists of a uniform closed-cell polyisocyanurate foam core bonded on each side to a foil facer. One side has a reflective foil facer, and the other side has a white, non-reflective foil facer to suit your building needs. Polyiso provides one of the highest R-values per inch of any rigid insulation (R-6.0 at 1 inch). Furthermore, when properly installed, AP Foil-Faced Polyiso Continuous Insulation functions as a water-resistive barrier, vapor barrier and air barrier, eliminating the need to install additional components.

Curtainwall

Johns Manville Curtainwall insulation is available in a wide range of thicknesses and is available plain or with a foil facing vapor retarder. Providing superior fire resistance and acoustical properties, Curtainwall is designed for use in glass, metal and masonry curtain wall spandrel systems and can be placed between or over framing members.

Safing

Johns Manville Safing is available plain or with a foil facing vapor retarder on one face. Nonorganic and moisture-resistant, Safing prevents smoke and flames from passing through openings in fire-rated assemblies. It is designed to provide a fire-rated seal when installed between the spandrel panel and floor slab in commercial curtain wall systems.

Sound Attenuation Fire Batt (SAFB)

Johns Manville Sound Attenuation Fire Batt (SAFB) insulation is manufactured from inorganic fibers derived from volcanic rock. Noncombustible and moisture-resistant, the lightweight and flexible batts are designed to deliver excellent noise control in metal stud wall cavities of interior partitions, exterior walls and above suspended ceiling systems. As excellent sound absorbers, this batt insulation improves the wall assembly Sound Transmission Class (STC) ratings by up to 10dB.

JM CladStone™  Water & Fire Block Mineral Wool

Johns Manville CladStone Water & Fire Block insulation is manufactured from inorganic fibers that are derived from volcanic rock. Advanced manufacturing technology ensures consistent product quality with high-fiber density and low shot content for excellent performance. It is noncombustible with water-repellent properties, making it ideal for wall cavity and rainscreen applications. It is available in two densities, CladStone 45 (4.5 pcf) and CladStone 60 (6.0 pcf).

The Service Partners Difference

Built for Contractors

Residential and commercial contractors trust our service and reliability

Get All Your Building Supplies

Choose from one of the largest selections of building products in the nation

National Distribution

We are the leading insulation distributor in the U.S., ready to serve with 75+ branches nationwide

Next Day Delivery and Service Available

Get the supplies you need to move your project forward on time

Ready To Place An Order?

Contact Service Partners for all of your building supply needs.

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