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FabRock™ LT & HT

The Roxul FabRock™ is a premium stone wool insulation board with low thermal conductivity.

Applications
This product is a multi-purpose board designed to be fabricated to different dimensions and still retain fire, water and thermal properties.

FabRock™ comes in two different densities for different applications:

                FabRock LT – a light weight semi –rigid board insulation

                FabRock HT – a rigid board insulation used in high temperature pipe applications

  Properties

  • Fire resistant, non-combustible product with a melting point of approximately 2150°F (1177°C)
  • Water and moisture resistant, repels water
  • Does not rot, promote mildew, fungi, or bacteria, or sustain vermin
  • Unique directional fiber structure provides excellent sound control
  • Provides superior compressive strength for job site durability
  • Easy to install, cut, shape, and fabricate
  • Fabrication at different densities maintains fire, water, and thermal properties
  • Offered faced with reinforced foil
  • Earns LEED® points - talk Roxul's LEED® Accredited Professional 

Technical Data

Compliance and Performance:
ASTM C 612Mineral Fiber Block and Board Thermal InsulationType IVA, Complies
Fire Performance:
ASTM E 136Behavior of Materials at 750°C (1382°F)Non-Combustible
CAN4 S114Test for Non-CombustibilityNon-Combustible
ASTM E 84 (UL 723)Surface Burning CharacteristicsFlame Spread = 5
Smoke Developed = 5
CAN/ULC S102Surface Burning CharacteristicsFlames Spread = 5
Smoke Developed = 10
Maximum Service Temperature:
ASTM C 411Hot Surface PerformanceIn Compliance with
ASTM C612 @ 1200°F(650°C)
Dimensional Stability:
ASTM C 356Linear Shrinkage0.35% @ 1200°F (650°C)
Moisture Resistance:
ASTM C 1104Moisture Sorption0.3%
Fungi Resistance:
ASTM C1338Determination of Fungi ResistancePassed
Thermal Resistance:
Corrosive Resistance:ASTM C 518 (C 177)R-value/inch @ 75°F4.1 hr.ft2.F/Btu
RSI value/25.4 mm @ 24°C0.72 m2K/W
Corrosive Resistance:
ASTM C 665 Corrosiveness to SteelPass
ASTM C 795 ****Stainless Steel Stress Corrosion Specification as per Test Methods C871 and C692: U.S. Nuclear Regulatory Commission, Reg. Guide #1.36: U.S. Military Specifications MIL-I-24244 (all versions including B and C)Conforms
Compressive Strength:
At 10%:At 25%:
FabRock™ LT71 psf (3.4 kPa)209 psf (10 kPa)
Density:
ASTM C 612-00 - Actual3.5 lbs/ft³56 kg/m³
Dimensions:
24” (width) x 48” (length) [610 mm (width) x 1219 mm (length)]
36” (width) x 48” (length) [914 mm (width) x 1219 mm (length)]
Thickness:
Product thickness is available in 1” to 4” in 1/2“ increments.

For complete technical data, please consult our Technical Library.

Downloads

Sell Sheet/Product Brochure

Technical Data Sheet
LT PDF HT PDF

Material Safety Data Sheet
PDF

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