Mineral Wool

Johns Manville Mineral Wool batts are made of inorganic fibers derived from basalt, a volcanic rock and are enhanced with glass fibers. Our advanced manufacturing technology ensures consistent product quality, with high-fiber density and low shot content for excellent performance.

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Manufactured from inorganic fibers derived from volcanic rock, Johns Manville CladStone™ Water & Fire Block Insulation is inorganic, noncombustible, moisture repellent and will not mildew or support corrosion.

Johns Manville CladStone™ Water & Fire Block insulation is manufactured from inorganic fibers derived from volcanic rock. Advanced manufacturing technology ensures consistent product quality, with high-fiber density and low shot content for excellent performance. Noncombustible, with water-repellent properties, it is ideal for wall cavity and rainscreen applications.

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Advantages
Water-Repellent: Repels water to ensure drainage when applied as part of a proper exterior wall cavity system.
Fire-Resistant: Melting point in excess of 2000˚F (1093˚C). Flame Spread of 0 and Smoke Developed of 0.
Durable Inorganic Glass: No growth of fungi. No sustaining of vermin.

  ASTM Standards   ASTM C665   Type I
  Thermal Resistance   ASTM C518   R-4.3 per inch
  Flame Spread   ASTM E84   0
  Smoke Development   ASTM E84   0
  Water Vapor Permeance Facing   ASTM E96   Unfaced, 50 perms as tested
  Water Vapor Sorption   ASTM C1104   Absorbs 0.03% by volume
  Odor Emission   ASTM C1304   Pass
  Corrosiveness   ASTM C665   Pass
  Fungi Resistance   ASTM C1338   Pass
  Combustion Characteristics   ASTM E136   Pass
      ASTM C612   Type IA, IB, II, III, IVA
     ASTM C356   Linear shrinkage < 2% 1200° F (650° C) 
     ASTM C1335   Shot content less than 25%

Data Sheet
JM CladStone Water & Fire Block Data Sheet

SDS
JM CladStone Water & Fire Block SDS
JM CladStone Water & Fire Block SDS (ES)

Installation Instructions
JM CladStone Water & Fire Block Installation Instructions

LIMITED WARRANTY
Mineral Wool Limited Warranty

LITERATURE
Product Selector Guide
Mineral Wool Product Comparison Chart
Mineral Wool Competitor Comparison Chart
Mineral Wool 2.0 Sell Sheet

Wall Assemblies
Continuous Insulation for Rain-Screen Cladding Systems - Metal Panel
Continuous Insulation for Rain-Screen Cladding Systems - Fiber Cement Panel
Continuous Insulation for Cavity Wall Systems


JM CladStone Water & Fire Block


JM Mineral Wool


JM Mineral Wool Product Properties


JM Mineral Wool Product Properties
(short version)


JM Overview Video

Available Documents

Using either plain or a foil faced vapor retarder, Johns Manville MinWool® Curtainwall insulation provides superior fire resistance and thermal properties to glass, metal and masonry curtainwall spandrel systems.

Johns Manville MinWool® 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, MinWool Curtainwall is designed for use in glass, metal and masonry curtainwall spandrel systems and can be placed between or over framing members.

Johns Manville

Advantages
Fire-Resistant: Melting point in excess of 2000˚F (1093˚C). Unfaced: Flame Spread of 0 and Smoke Developed of 0. Faced: Flame Spread of 25 or less and Smoke Development of 5 or less.
Sound Control: Excellend sound absorption to reduce sound transmission.
Durable Inorganic Glass: No growth of fungi. No sustaining of vermin.

  ASTM Standards   ASTM C665   Unfaced: Type 1
  Faced: Type III, Class A, Category 1
  Thermal Resistance   ASTM C518   R-value R4–R-4.2 per inch
  Flame Spread   ASTM E84   Unfaced: 0
  Faced: ≤ 25
  Smoke Development   ASTM E84   Unfaced: 0
  Faced: ≤ 5
  Water Vapor Permeance Facing   ASTM E96   0.02 perms, maximum
  Water Vapor Sorption   ASTM C1104   < 1% by weight; < 0.2% by volume at 120ºF (49ºC), 95% RH
  Odor Emission   ASTM C1304   Pass
  Corrosiveness   ASTM C665   Pass
  Fungi Resistance   ASTM C1338   Pass
  Combustion Characteristics   ASTM E136   Pass
    ASTM C612   Type 1–4

Data Sheet
MinWool Curtainwall Data Sheet

SDS
MinWool Curtainwall SDS
MinWool Curtainwall SDS (ES)

Specifications
MinWool Curtainwall Specification

Limited Warranty
Mineral Wool Limited Warranty

Literature
Product Selector Guide
Mineral Wool Product Comparison Chart
Mineral Wool Competitor Comparison Chart
Mineral Wool 2.0 Sell Sheet


JM Mineral Wool


JM Overview Video


JM Mineral Wool Product Properties
(short version)


JM Mineral Wool Product Properties

Available Documents

Providing a fire-rated seal between the spandrel panel and floor slab in commercial curtainwall systems, Johns Manville MinWool® Safing prevents smoke and flames from passing through openings in fire-rated assemblies.

Johns Manville MinWool® Safing is available plain or with a foil facing vapor retarder on one face. Nonorganic and moisture-resistant, MinWool 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 curtainwall systems.

Johns Manville

Advantages
Fire-Resistant: Melting point in excess of 2000˚F (1093˚C). Unfaced: Flame Spread of 0 and Smoke Developed of 0. Faced: Flame Spread of 25 or less and Smoke Developed of 5 or less.
Durable Inorganic Glass: No growth of fungi. No sustaining of vermin.

  ASTM Standards   ASTM C665   Unfaced: Type I
  Faced: Type III, Class A, Category 1
  Flame Spread   ASTM E84   Unfaced: 0
  Faced: ≤ 25
  Smoke Development   ASTM E84   Unfaced: 0
  Faced: ≤ 5
  Water Vapor Permeance Facing   ASTM E96   0.02 perms, maximum
  Water Vapor Sorption   ASTM C1104   < 1% by weight; < 0.2% by volume at 120ºF (49ºC), 95% RH
  Odor Emission   ASTM C1304   Pass
  Corrosiveness   ASTM C665   Pass
  Fungi Resistance   ASTM C1338   Pass
  Combustion Characteristics   ASTM E136   Pass
     ASTM C612   Type 1–4

Data Sheet
MinWool Safing Data Sheet

SDS
MinWool Safing SDS
MinWool Safing SDS (ES)

Specifications
MinWool Safing Specification

Limited Warranty
Mineral Wool Limited Warranty

Literature
Product Selector Guide
Mineral Wool Product Comparison Chart
Mineral Wool Competitor Comparison Chart
Mineral Wool 2.0 Sell Sheet


JM Mineral Wool 


JM Overview Video


JM Mineral Wool Product Properties
(short version)


JM Mineral Wool Product Properties

Available Documents

Delivering excellent sound absorption, Johns Manville MinWool® Sound Attenuation Fire Batts (SAFB) control noise in metal-stud wall cavities of interior partitions and exterior walls or above suspended ceiling systems.

Johns Manville MinWool® 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 or above suspended ceiling systems.  As excellent sound absorbers, these batts improve the wall assembly Sound Transmission Class (STC) ratings by up to 10dB.

Johns Manville

Advantages
Sound Control: Absorbs sound and improves wall assembly STC ratings by up to 10 dB.
Fire-Resistant: Melting point in excess of 2000˚F (1093˚C). Flame Spread of 0 and Smoke Developed of 0.
Durable Inorganic Glass: No growth of fungi. No sustaining of vermin.

  ASTM Standards   ASTM C665   Type I
  Thermal Resistance   ASTM C518   R-value at 75°F, 3.7 per inch of thickness
  Flame Spread   ASTM E84   0
  Smoke Development   ASTM E84   0
  Critical Radiant Flux   ASTM E970   > 0.12 W/ cm2 (0.11 Btu/ft2s)
  Water Vapor Sorption   ASTM C1104   < 1% by weight; < 0.2% by volume at 120ºF (49ºC), 95% RH
  Odor Emission   ASTM C1304   Pass
  Corrosiveness   ASTM C665   Pass
  Fungi Resistance   ASTM C1338   Pass
  Combustion Characteristics   ASTM E136   Pass

Data Sheet
MinWool SAFB Data Sheet

SDS
MinWool SAFB SDS
MinWool SAFB SDS (ES)

Specifications
MinWool SAFB Specification

 

Limited Warranty
Mineral Wool Limited Warranty

Literature
Product Selector Guide
Mineral Wool Product Comparison Chart
Mineral Wool Competitor Comparison Chart
Mineral Wool 2.0 Sell Sheet


JM Mineral Wool Video


JM Overview Video


JM Mineral Wool Product Properties
(short version)


JM Mineral Wool Product Properties

Available Documents