Spray Foam

John Manville's complete line of spray polyurethane foam (SPF) insulation solutions provides superior thermal energy efficiency, as well as advanced air and sound control. SPF insulation completely covers gaps and voids, works in hard-to-insulate areas and can exceed the performance of traditional fibreglass insulation. Both Johns Manville SPF product categories, open-cell and closed cell, deliver high yield, superior performance and exceptional sprayability.

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Offering a high R-Value per inch, Johns Manville Corbond III closed-cell spray polyurethane foam provides air sealing and moisture control in a single install step.

Johns Manville Corbond III closed-cell spray polyurethane foam insulation offers RSI 2.1 (R-12) at 50mm (2 inches) and can be applied in a single pass to a maximum of 89mm (3.5 inches), providing superior thermal performance with seamless air sealing and moisture control in a single step. Multiple immediate passes, with no wait time, may also be applied. With high yield and excellent adhesion, it's an ideal choice for high-performing energy efficient commercial, residential and industrial applications.

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Complete Coverage:
Expands and adheres without shrinking or settling.
Energy-Efficient: Reduces air and moisture infiltration to the building envelope and provides continuous coverage for high thermal performance.
Air Barrier: Prevents leaks when properly installed at 25mm (1”) thickness or more.
Superior Moisture Performance: Resists mold growth; meets current vapour retarder codes.
Wide Application Temperature Range: Can be applied at temperatures as low as -7°C (19°F).
Faster Installation: Spray easily in a single pass from a minimum of 13mm (0.5”) to a maximum of 89mm (3.5”).

  CCMC Evaluation Listing     13478-L
  Standard   CAN/ULC   S705.1
  Flame Spread    CAN/ULC S102   Tested
  Fungi Resistance    ASTM C1388   Pass
  Thermal Resistance   ASTM C518   RSI: 2.40, R-value: 14.40 (50mm specimen)
  Long-Term Thermal Resistance   CAN/ULC S770 LTTR   RSI: 2.03, R-Value: 11.60 (50mm specimen)
  Dimensional Stability    ASTM D2126   < 15% change in volume -20°C (-4°F), 0.3 volume change 80°C (176°F), 1.1 volume change 70°C (158°F), 97 ± 3% RH volume change
  Nominal Density    ASTM D1622   Medium density 33kg/m3 (2.1 lb/ft3)
  Compressive Strength (1”)    ASTM D1621   245 kPa (36 psi)
  Water Absorption    ASTM D2842   0.88%
  Water Vapor Transmission    ASTM E96   46ng (Pa.s.m²)
  Sound Transmission   ASTM E90-90 & ASTM E413-87   36 (STC)
  Air Permeance    E2178-03   < 0.0002 L/s @75Pa


JM Spray Foam Video


SPF Changeover Procedure


AP Fusion SPF Gun Cleaning and Assembly


SPF E03 Hose Break Diagnosis


SPF E04 FTS or Thermocouple Diagnosis

Available Documents

Offering incredible yield, air isolation, RSI value and acoustical performance, Johns Manville Corbond Open-Cell Spray Foam seals all voids and gaps to virtually eliminate air leakage.

Johns Manville Corbond Open-Cell Spray Foam is a lower density, nonstructural insulation that offers RSI 0.63 (R-3.6) at 25mm (1 inch). It delivers high yield, minimizes sound transmission and virtually eliminates any air leakage. It's designed to improve energy efficiency for a wide variety of residential, commercial and industrial applications and can act as an effective air barrier.

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Energy-Efficient: Helps to improve the energy efficiency by filling in gaps and cracks while creating an air seal.
Air Barrier: Expands 120 times its volume to seal voids, gaps and crevices. Air-impermeable at 95.25mm (3.75”).
Sound Transmission: Performs well acoustically when used in an assembly.
Adhesion: Exceptional when properly installed.
Installation: Provides high yield with superior sprayability at an exceptional value. Meets requirements for application without an ignition barrier in unoccupied and unvented attics when properly installed.

  CCMC Evaluation Listing     14010-R
  Standard      NBC Clause (b), Division A, Sentence
  Flame Spread      CAN/ULC S102   25
  Fungi Resistance   ASTM C1388   Pass
  Thermal Resistance   ASTM C518   RSI: 0.63, R-value: 3.6 (25mm specimen)
  Dimensional Stability   ASTM D2126   -29°C (-20°F)/Ambient RH, -0.8% volume change 80°C (176°F)/Ambient RH,
  -21.1% volume change 70°C (158°F)/95% ± 3% RH, -7.6% volume change
  Nominal Density   ASTM D1622   7.2 kg/m3 (0.5 lb/ft3) Nominal
  Water Vapour Transmission   ASTM E96   2140 ng/Pa•s•m2 at 50mm 37 Perm
  Sound Transmission   ASTM E90-90 & ASTM E413-87   39** (STC)

JM Spray Foam Video

Available Documents