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ROCKWOOL ROXUL Safe® 45

ROCKWOOL ROXUL Safe® 45 is a semi-rigid stone wool insulation board ideal for firestopping in concealed spaces of multi-unit residential buildings. This product complies with the 2006 Building code 9.10.16.3 (2).

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ROXUL Safe® 45 is a semi-rigid stone wool insulation board ideal for firestopping in concealed spaces of multi-unit residential buildings

ROCKWOOL ROXUL Safe® 45 stone wool insulation complies with the 2006 Building code 9.10.16.3 (2).

Applications: This product is specifically engineered for use as a firestopping material in concealed spaces of multi-unit residential buildings.

Properties:

  • Easily Installed

  • Non-combustible

  • Excellent sound absorbency

  • Does not promote the growth of fungi or mildew

  • Water-repellent

  • Chemically inert; non-corrosive

  • Water-resistant

  • CFC- and HCFC-free product and process

  • Made from natural & recycled materials

  • ROCKWOOL can contribute to earning LEED® points

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Specification & sizes

Compliance ASTM C612 - CAN/ULC S702
ASTM C612 Mineral Fiber Block and Board Thermal Insulation - Type IVA Compliant
CAN/ULC S702 Mineral Fiber Thermal Insulation for Buildings - Type 1 Compliant
Density ASTM C303
ASTM C303 Actual Density - 4.4 lb/ft³ (70 kg/m³)
Dimensional stability ASTM C356
ASTM C356 Linear Shrinkage - <1% @1200°F
Dimensions Dimensions
16" x 48" (406 mm x 1219 mm)
24" x 48" (610 mm x 1219 mm)
Thickness Thickness
Product is available in 1” thickness (25.4 mm)
Reaction to fire ASTM E84 (UL 723) - CAN/ULC S102 - CAN/ULC S114 - ASTM E136
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 ASTM C518 (C177)
ASTM C518 (C177)

R-value / inch @ 75ºF - 4.2 hr.ft2.F/Btu

RSI value / 25.4 mm @ 24ºC - 0.74 m2K/W
Reaction to moisture ASTM C1104 - ASTM C1338
ASTM C1104 Moisture Sorption - 0.03%
ASTM C1338  Determination of Fungi Resistance - Passed
Corrosion Resistance ASTM C795 - ASTM C665
ASTM C795 Stress Corrosion Cracking Tendency of Austenitic Stainless Steel - Passed
ASTM C665 Corrosion of Steel - Passed
Back
ASTM C612 Mineral Fiber Block and Board Thermal Insulation - Type IVA Compliant
CAN/ULC S702 Mineral Fiber Thermal Insulation for Buildings - Type 1 Compliant
Back
ASTM C303 Actual Density - 4.4 lb/ft³ (70 kg/m³)
Back
ASTM C356 Linear Shrinkage - <1% @1200°F
Back
16" x 48" (406 mm x 1219 mm)
24" x 48" (610 mm x 1219 mm)
Back
Product is available in 1” thickness (25.4 mm)
Back
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
Back
ASTM C518 (C177)

R-value / inch @ 75ºF - 4.2 hr.ft2.F/Btu

RSI value / 25.4 mm @ 24ºC - 0.74 m2K/W
Back
ASTM C1104 Moisture Sorption - 0.03%
ASTM C1338  Determination of Fungi Resistance - Passed
Back
ASTM C795 Stress Corrosion Cracking Tendency of Austenitic Stainless Steel - Passed
ASTM C665 Corrosion of Steel - Passed
Back

Tools, Guides & Downloads

 

 

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Mid-Rise Wood Frame Construction Guide
Mid-Rise Wood Frame Construction Guide

Explore 16 different applications including walls, floors and roof assemblies where ROCKWOOL insulation can be used effectively in mid-rise wood construction, as well as the benefits of using stone wool in these assemblies.

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ROCKWOOL ROXUL SAFE Application Guide
ROCKWOOL ROXUL SAFE Application Guide

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Safe Use Instruction Sheet
Safe Use Instruction Sheet

This document is provided by ROCKWOOL to communicate recommended safe handling and use instructions.

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Questions? Contact Us

If you have technical questions about products or need support for your project, our technical experts are here to help you.

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