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Party wall Firestopping Interior wall Insulation Exterior Walls Insulation Wood Frame Construction Insulation

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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Guidelines for Cutting Stone Wool Insulation
Guidelines for Cutting Stone Wool Insulation

This document provides essential steps and best practices for cutting ROCKWOOL stone wool insulation. It includes information on preparation, recommended tools, safety measures, and cutting techniques to ensure accurate and clean cuts. These guidelines help maintain the material's performance and integrity, making it suitable for both professionals and DIY users.

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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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