Roxul Cavityrock

Roxul Cavityrock

from 19.95

CAVITYROCK® is a semi-rigid insulation board designed for exterior cavity wall and rainscreen applications. These products offer superior long-term thermal efficiency, fire resistance, moisture control, acoustic performance and are compatible with numerous framing systems and cladding attachment systems.

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Features
  • Non-combustible stone wool insulation with melting point of approximately 1177°C (2150°F)
  • Fire-resistant due to its high melting temperature
  • Water and moisture resistant; does not absorb moisture to maintain insulating value
  • Chemically inert
  • Does not rot or promote the growth of mildew, fungi or bacteria
  • CFC- and HCFC- free product and process
  • Made from natural and recycled materials
  • ROCKWOOL® can contribute to earning LEED® points
Specs

Acoustical Performance

Thickness 125Hz 250Hz 500Hz 1000Hz 2000Hz 4000Hz NRC
1.5"  1.19 0.55 1.03 1.06 1.02 1.01 0.9
2"   0.26 0.71 1.14 1.09 1.04 1.031
3"   0.72 0.93 0.88 0.84 0.9 0.97 0.9

Compliance

ASTM C612 Mineral Fiber Block and Board Thermal Insulation - Type IVB Compliant
236 - 05 - M MEA Approval, New York City Approval
CAN/ULC S702 For information on CAN/ULC S702 compliance, contact ROCKWOOL Technical Support

Density

Density (thickness: 1", 1.5") Monolithic Density of 5.3 lb/ft³ (85 kg/m³)
Density (thickness ≤ 2") Monolithic Density of 4.4 lb/ft³ (70 kg/m³)
Density (thickness ≥ 2.5") Dual-Density - 6.2 lb/ft³ (100 kg/m³) outer layer and 4.1 lb/ft³ (65 kg/m³) inner layer

Dimensions

24" x 48" (610 mm x 1219 mm)
16" x 48" (406 mm x 1219 mm)

Reaction to Fire

ASTM E84 (UL 723) Flame spread index = 0 ; Smoke developed index = 0
CAN/ULC S102 Flame spread index = 0 ; Smoke developed index = 0
CAN/ULC S114 Determination of Non-Combustibility of Building Materials - Non-Combustible
ASTM E136 Behavior of materials at 750°C - Non-Combustible

Thermal Resistance

R-value / inch @ 75ºF - 4.2 hr.ft2.F/Btu
RSI value / 25.4 mm @ 24ºC - 0.75 m2K/W

Thickness

1" (25.4 mm) to 6" (152.4 mm)

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Roxul Cavityrock Insulation ships within 48 hours.

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