Fiberglass

Johns Manville Formaldehyde-free™ fiberglass insulation provides thermal and accoustical control for both vertical and horizontal applications. Fiberglass insulation is available in a wide range of thermal resistance R-values and is available unfaced or with a variety of facings, including kraft or foil.

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Handling hard-to-reach cavities and corners with more consistent coverage, Johns Manville Climate Pro® blow-in fiberglass insulation makes installation faster and easier.

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.

ClimatePro2 190x122

Advantages
Easy Installation: Insulates attics or spaces of all shapes and sizes without cutting or fitting.
Complete Coverage: Effective in tight spaces, areas with large amounts of cross-bridging or small gaps and voids.
Thermally Efficient: Effective resistance to heat transfer. No settling; no loss of R-value following installation.
Formaldehyde-free: Will not off-gas formaldehyde in the indoor environment.
Sound Control: Reduces sound transmission through exterior and interior walls, floor and ceiling assemblies.
Fire-Resistant: Flame Spread of 25 or less and Smoke Developed of 50 or less.
Resilient Inorganic Glass: No rotting, mildew or deterioration. Also noncorrosive to pipes, wiring and metal studs.
Superior Performance: Stable bonded glass fibers will not slump, settle or break down during normal applications.

  ASTM Standards   ASTM C764   Type I
  Flame Spread   ASTM E84   ≤ 25
  Smoke Development   ASTM E84   ≤ 50
  Critical Radiant Flux   ASTM E970      > 0.12 W/cm(0.11 Btu/ft2s)
  Water Vapor Sorption   ASTM C1104   5% or less by weight
  Odor Emission   ASTM C1304   Pass
  Corrosiveness   ASTM 665   Pass
  Fungi Resistance   ASTM C1388   Pass
  VOC Emissions   ASTM ES Section 011350   Pass
  Combustion Characteristics   ASTM E136   Pass

Data Sheet
JM Climate Pro A1100 Data Sheet
JM Climate Pro A1100 BIBS Data Sheet
JM Climate Pro Data Sheet
JM Climate Pro B7600 Data Sheet
JM Climate Pro BIBS Data Sheet

SDS
Climate Pro Blow-In SDS
Climate Pro Blow-In SDS (ES)

LITERATURE
Product Selector Guide

Attic Cards
JM Climate Pro A1100 Attic Card
JM Climate Pro Attic Card
JM Climate Pro B7600 Attic Card
Climate Pro B7600 Extended Coverage Chart
JM Climate Pro BIBS Attic Card
JM Climate Pro B7600 Cavity Wall (Sidewall) Application
Climate Pro B7600 Mid-Floor Coverage Chart
Climate Pro B7600 Expanded Cavity Wall Coverage

Case Study
Sleeper House Case Study
Vision House Case Study

Installation Guides
Installation Instructions for JM Loose-Fill Blow-In Fiberglass Insulation
Installation Instructions for JM Loose-Fill Blow-In Fiberglass Insulation (ES)


JM Blow-In Video


JM Overview Video

Available Documents

Providing dust-free, itch-free installation, plastic-wrapped Johns Manville ComfortTherm® batts and rolls make projects easier to complete.

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.

CT_R13_15B_E002_PROD 190x122

Note: Color of product may differ based on the manufacturing location.

Advantages
Thermally Efficient: Effective resistance to heat transfer, with R-values up to R-30.
Formaldehyde-free: Will not off-gas formaldehyde in the indoor environment.
Sound Control: Reduces sound transmission through exterior and interior walls, floor and ceiling assemblies.
Fire-Resistant: Can be left exposed where building codes permit. Flame Spread of 25 or less and and Smoke Developed of 50 or less.
Resilient Inorganic Glass: No rotting, mildew or deterioration. Also noncorrosive to pipes, wiring and metal studs.
Superior Performance: Stable bonded glass fibers will not slump within the wall cavity, settle or break down during normal applications.

  ASTM Standards   ASTM C665   Type II, Class A, Category 1 or 2
  [Standard ComfortTherm is Category 1 (vapor retarder).
  ComfortTherm for hot, humid climates is Category 2
  (non-vapor retarder).]
  Flame Spread   ASTM E84   ≤ 25
  Smoke Development   ASTM E84   ≤ 50
  Water Vapor
  Permeance
  ASTM E96   0.5 Perms (29 ng/Pa-s-m2)
  Water Vapor Sorption   ASTM C1104   5% or less by weight
  Odor Emission   ASTM C1304   Pass
  Corrosiveness   ASTM 665   Pass
  Fungi Resistance   ASTM C1388   Pass
  VOC Emissions   ASTM ES
  Section 011350
  Pass

DATA SHEET
ComfortTherm Data Sheet

SDS
ComfortTherm SDS
ComfortTherm SDS (ES)

INSTALLATION INSTRUCTIONS
Fiberglass Installation Instructions
Fiberglass Installation Instructions (ES)

LITERATURE
Product Selector Guide

WARRANTIES
Limited Warranty

 

Installing Wall Insulation Video

 

Installating in Your Attic Video

 

Insulating Around Objects Video

 

Insulating Your Crawl Space Video

 
 
JM Overview Video

 

Insulating Floors or Ceilings Video


JM Fiberglass Video

Available Documents

Combining fire resistance with a vapor barrier, Johns Manville FSK-25 batts are designed with a foil facer that can be left exposed where codes permit.

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.

FSK Faced_Batts_Rev_White Background 190x122

Note: Color of product may differ based on the manufacturing location.

Advantages
Thermally Efficient: Effective resistance to heat transfer, with R-values up to R-30.
Formaldehyde-free: Will not off-gas formaldehyde in the indoor environment.
Sound Control: Reduces sound transmission through exterior and interior walls, floor and ceiling assemblies.
Fire-Resistant: Flame Spread of 25 or less and Smoke Developed of 50 or less. Can be left exposed where building codes permit.
Resilient Inorganic Glass: No rotting, mildew or deterioration. Also noncorrosive to pipes, wiring and metal studs.
Superior Performance: Stable bonded glass fibers will not slump, settle or break down during normal applications.

  ASTM Standards   ASTM C665   Type III, Class A, Category I
  Flame Spread   ASTM E84   ≤ 25
  Smoke Development   ASTM E84   ≤ 50
  Water Vapor Permeance Facing   ASTM E96   0.05 Perms (3 ng/Pa-s-m2)
  Water Vapor Sorption   ASTM C1104   5% or less by weight
  Odor Emission   ASTM C1304   Pass
  Corrosiveness   ASTM 665   Pass
  Fungi Resistance   ASTM C1388   Pass
  VOC Emissions   ASTM ES Section 011350   Pass

Data Sheet
FSK-25 Data Sheet

SDS
FSK-25 SDS
FSK-25 SDS (ES)

Literature
Product Selector Guide

WARRANTIES
Limited Warranty


JM Overview Video


JM Fiberglass Video


Insulating Your Crawl Space Video


Installating in Your Attic Video


Insulating Around Objects Video


Insulating Floors or Ceilings Video


Installating in Your Attic Video


Installing Wall Insulation Video

Available Documents

Ideal for custom curtainwall applications, Johns Manville Insul-SHIELD® flexible, semi-rigid or rigid fiberglass insulating boards offer excellent fire and sound performance.

Johns Manville Insul-SHIELD® is a series of flexible, semi-rigid or rigid thermal and acoustical fiberglass insulating boards for custom curtainwall applications. Insul-SHIELD is fire-resistant and noncombustible, available faced and unfaced, and designed to be used in new and retrofit construction, metal panel buildings and in general construction.

FGB_Insul-SHIELD_FSK_UF_PSK_WhiteBkgd_HR 190x122

Advantages
Acoustically Efficient: Reduces transmission of sound through roofs, ceilings, floors and walls.
Fire-Resistant: Flame Spread of 25 or less and Smoke Developed of 50 or less. 
Noncombustible: Unfaced I/S 150, I/S 300 and I/S 600 are non combustible.
Moisture-Resistant: Vapor-retarder facings resist water vapor transmission.
Noncorrosive: Prevents acceleration of corrosion to pipes, wiring and metal studs.
Durable: Will not rot, mildew or otherwise deteriorate, preventing slumping and uninsulated voids.
Easy to Handle: Lightweight; maintains its physical integrity during handling.

  ASTM Standards   ASTM C612   Type IA or Type IB (IS150, IS300, IS600)
  Flame Spread   ASTM E84   ≤ 25
  Smoke Development   ASTM E84   ≤ 50
  Max Use Temp   ASTM C411   350ºF
  Water Vapor Sorption   ASTM C1104   5% or less by weight
  Odor Emission   ASTM C1304   Pass
  Corrosiveness   ASTM C665   Pass
  Fungi Resistance   ASTM C1388   Pass
  Combustion Characteristics   ASTM E136   IS150, IS300, IS600: Pass;  Black IS300, IS600: Pass
  10% Linear Shrinkage   ASTM C356   None

Data Sheet
Insul-SHIELD Data Sheet
Insul-SHIELD 300 Data Sheet

SDS
Insul-SHIELD SDS
Insul-SHIELD SDS (ES)

Literature
Product Selector Guide

Available Documents

For thermal and acoustical performance that lasts, Johns Manville Kraft-faced Formaldehyde-free™ fiberglass insulation is paper-faced to help control moisture in concealed applications.

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.

KF_R13_15B_K1241_PROD 190x122

Note: Color of product may differ based on the manufacturing location.

Advantages
Thermally Efficient: Effective resistance to heat transfer, with R-values up to R-49.
Formaldehyde-free: Will not off-gas formaldehyde in the indoor environment.
Sound Control: Reduces sound transmission through exterior and interior walls, floor and ceiling assemblies.
Resilient Inorganic Glass: No rotting, mildew or deterioration. Also noncorrosive to pipes, wiring and metal studs.
Superior Performance: Stable bonded glass fibers will not slump within the wall cavity, settle or break down during normal applications.

  ASTM Standards   ASTM C665   Type II, Class C, Category 1
  Water Vapor Permeance Facing   ASTM E96   1.0 Perms (57 ng/Pa-s-m2)
  Water Vapor Sorption   ASTM C1104   5% or less by weight
  Odor Emission   ASTM C1304   Pass
  Corrosiveness   ASTM 665   Pass
  Fungi Resistance   ASTM C1388   Pass
  VOC Emissions   ASTM ES Section 011350   Pass

DATA SHEET
Kraft Faced Fiberglass Data Sheet

SDS
Kraft Faced Fiberglass SDS
Kraft Faced Fiberglass SDS (ES)

INSTALLATION INSTRUCTIONS
Fiberglass Installation Instructions
Fiberglass Installation Instructions (ES)

LITERATURE
Product Selector Guide

Warranties
Limited Warranty


JM Fiberglass Video


JM Overview Video


Insulating Your Crawl Space Video


Installating in Your Attic Video


Insulating Around Objects Video


Insulating Floors or Ceilings Video


Installating in Your Attic Video


Installing Wall Insulation Video

Available Documents

Ideal for specialty applications, Johns Manville Panel Deck FSK-25 batts are laminated with a foil facing for excellent fire resistance and a vapor barrier.

Johns Manville Panel Deck FSK-25 Formaldehyde-free™ thermal and acoustical insulation is available in R-Values up to R-30 and combines fire resistance with an excellent vapor retarder. Panel Deck FSK-25 insulation is offered in precut batts with extra-wide tabs for modular roof deck applications and other speciality commercial applications. This product is designed with a foil facer that can be left exposed where codes permit.

Panel Deck FSK-25 & PSK Faced Batts190x122

Note: Color of product may differ based on the manufacturing location.

Advantages
Thermally Efficient: Effective resistance to heat transfer, with R-values up to R-30.
Formaldehyde-free: Will not off-gas formaldehyde in the indoor environment.
Sound Control: Reduces sound transmission through exterior and interior walls, floor and ceiling assemblies.
Fire-Resistant: Flame Spread of 25 or less and Smoke Developed of 50 or less. Can be left exposed where building codes permit.
Resilient Inorganic Glass: No rotting, mildew or deterioration. Also noncorrosive to pipes, wiring and metal studs.
Superior Performance: Stable bonded glass fibers will not slump, settle or break down during normal applications.

  ASTM Standards   ASTM C665   Type III, Class A, Category I
  Flame Spread   ASTM E84   ≤ 25
  Smoke Development   ASTM E84   ≤ 50
  Water Vapor Permeance Facing   ASTM E96   0.05 Perms (3 ng/Pa-s-m2)
  Water Vapor Sorption   ASTM C1104   5% or less by weight
  Odor Emission   ASTM C1304   Pass
  Corrosiveness   ASTM 665   Pass
  Fungi Resistance   ASTM C1388   Pass
  VOC Emissions   ASTM ES Section 011350   Pass

Data Sheet
Panel Deck FSK-25

SDS
Panel Deck FSK-25
Panel Deck FSK-25 (ES)

Literature
Product Selector Guide

WARRANTIES
Limited Warranty

Available Documents

Easily filling gaps with no adhesive or netting, Johns Manville Spider® Plus blow-in insulation uses interlocking fiber technology to fill all gaps and voids quickly.

Johns Manville Spider® Plus Formaldehyde-free™ blow-in fiberglass insulation uses interlocking fiber technology to fill all gaps and voids quickly with no adhesive or netting for a faster installation. Spider Plus provides complete coverage, with no shrinking or settling, resulting in superior thermal performance and sound control. Designed for use in wood- and metal-frame construction, engineered- wood construction and manufactured homes.

Spider Plus 190x122

Advantages
Fast Drying: Dries immediately once installed.
Complete Coverage: Effective in tight spaces, areas with large amounts of cross-bridging or small gaps and voids.
Thermally Efficient:
Effective resistance to heat transfer, with R-values up to R-25 in a 6'' cavity.
Formaldehyde-free: Will not off-gas formaldehyde in the indoor environment.
Sound Control: Reduces sound transmission through exterior and interior walls, floor and ceiling assemblies.
Fire-Resistant: Flame Spread of 25 or less and Smoke Developed of 50 or less.
Resilient Inorganic Glass: No rotting, mildew or deterioration. Also noncorrosive to pipes, wiring and metal studs.

  ASTM Standards   ASTM C764   Type I
  Flame Spread   ASTM E84   ≤ 25
  Smoke Development   ASTM E84   ≤ 50
  Critical Radiant Flux   ASTM E970   > 0.12 W/cm(0.11 Btu/ft2s)
  Water Vapor Sorption   ASTM C1104   5% or less by weight
  Odor Emission   ASTM C1304   Pass
  Corrosiveness   ASTM 665   Pass
  Fungi Resistance   ASTM C1388   Pass
  VOC Emissions   ASTM ES Section 011350   Pass
  Combustion Characteristics   ASTM E136   Pass

Data Sheet
Spider Plus Blow-In Data Sheet

SDS
Spider Plus Blow-In SDS
Spider Plus Blow-In SDS (ES)

Sell Sheet
Spider Plus Blow-In Sell Sheet

Installation Instructions
Spider Plus Consolidated Install Instructions
Spider Plus Consolidated Install Instructions (ES)
Spider Plus Full Install Instructions
Spider Plus Full Install Instructions (ES)

Literature
Product Selector Guide

Case Study
Sleeper House Case Study


JM Blow-In Video


JM Overview Video

Available Documents

For effective management of heat flow and unwanted noise, Johns Manville Unfaced batts and rolls provide heat control from the exterior while effectively controlling noise in interior walls.

Johns Manville Formaldehyde-free™ Unfaced thermal and acoustical insulation offers R-Values of up to R-49, and is offered in precut batts to fit standard wall cavities or rolls for custom installation in any size 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. 

UF_R13_15B_U1330_PROD_Shdw 190x122

Advantages
Thermally Efficient: Effective resistance to heat transfer, with R-values up to R-49.
Formaldehyde-free: Will not off-gas formaldehyde in the indoor environment.
Sound Control: Reduces sound transmission through exterior and interior walls, floor and ceiling assemblies.
Fire-Resistant: Flame Spread of 25 or less and Smoke Developed of 50 or less.
Resilient Inorganic Glass: No rotting, mildew or deterioration. Also noncorrosive to pipes, wiring and metal studs.
Superior Performance: Stable bonded glass fibers will not slump within the wall cavity, settle or break down during normal applications.

  ASTM Standards   ASTM C665   Type I
  Flame Spread   ASTM E84   ≤ 25
  Smoke Development   ASTM E84   ≤ 50
  Water Vapor Sorption   ASTM C1104   5% or less by weight
  Odor Emission   ASTM C1304   Pass
  Corrosiveness   ASTM 665   Pass
  Fungi Resistance   ASTM C1388   Pass
  VOC Emissions   ASTM ES Section 011350   Pass
  Combustion Characteristics   ASTM E136   Pass

Data Sheet
Unfaced Fiberglass Data Sheet

SDS
Unfaced Fiberglass SDS
Unfaced Fiberglass SDS (ES)

WARRANTIES
Limited Warranty

Case Studies
Rice University
Castle Pines

INSTALLATION INSTRUCTIONS
Fiberglass Installation Instructions
Fiberglass Installation Instructions (ES)

LITERATURE
Product Selector Guide

STC Rating Documents
JM Wood Framing STC Ratings
JM Steel Stud Framing STC Ratings
NAIMA Sound Control for Commercial and Residential Buildings


JM Fiberglass Video


JM Overview Video


Insulating Your Crawl Space Video


Installating in Your Attic Video


Insulating Around Objects Video


Insulating Floors or Ceilings Video


Installating in Your Attic Video


Installing Wall Insulation Video

Available Documents