Curtain Wall Exterior Walls Insulation

ROCKWOOL Curtainrock ®

ROCKWOOL Curtainrock is a lightweight, semi-rigid stone wool insulation board designed to provide enhanced fire protection in curtain wall and perimeter fire containment systems. Curtainrock is optimized for use as spandrel panel and mullion cover applications.

Curtainrock is available as both an unfaced and with a reinforced foil facing in multiple density options.

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Specification & sizes

Compliance Curtainrock – Type IVA Compliant | Curtainrock 40/80 Type IVB Compliant
Density Curtainrock – Actual 3.5 lbs/ft3 | Curtainrock 40 – Nominal 4 lbs/ft3 | Curtainrock 80 – Nominal 8 lbs/ft3 
Dimensional stability Curtainrock – < 2% @ 1200F | Curtainrock 40/80 – < 1% @ 1200F
Dimensions Curtainrock product size table
 

Curtainrock (CANADA only)

Curtainrock 40

Curtainrock 80

Facing

Unfaced

Unfaced or foil

Unfaced or foil

Thicknesses

1”, 1.5”, 2”, 3”, 4”, 5”, 6”

1.5”, 2”, 2.5”, 3”, 3.5”, 4”, 4.5”, 5”, 6”, 7”

1.5”, 2”, 2.5”, 3”, 3.5”, 4”, 4.5”, 5”, 6”, 7”

Dimensions

24” x 48”

24” x 60” is available in 2”, 3” and 4” thicknesses

24” x 48”

36” x 60”

48” x 72”

24” x 48”

36” x 60”

48” x 60”

48” x 72”

60" x 72" is available in 2”, 3”, 4” and 5" thicknesses

Reaction to fire Non-combustible, Flame Spread = 0, Smoke Development = 0
Thermal resistance Curtainrock – R4.2 per inch | Curtainrock 40/80 – R4.3 per inch
Acoustical Performance Curtainrock: NRC = 1.05 (3” thickness)
Reaction to moisture ASTM C1104 - ASTM E96 - ASTM C1338
Corrosion Resistance ASTM C795 - ASTM C665
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Curtainrock (CANADA only)

Curtainrock 40

Curtainrock 80

Facing

Unfaced

Unfaced or foil

Unfaced or foil

Thicknesses

1”, 1.5”, 2”, 3”, 4”, 5”, 6”

1.5”, 2”, 2.5”, 3”, 3.5”, 4”, 4.5”, 5”, 6”, 7”

1.5”, 2”, 2.5”, 3”, 3.5”, 4”, 4.5”, 5”, 6”, 7”

Dimensions

24” x 48”

24” x 60” is available in 2”, 3” and 4” thicknesses

24” x 48”

36” x 60”

48” x 72”

24” x 48”

36” x 60”

48” x 60”

48” x 72”

60" x 72" is available in 2”, 3”, 4” and 5" thicknesses

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Curtainrock 40 Data Sheet

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350.6 KB

Curtainrock 80 Data Sheet

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1.0 MB

Perimeter Fire Containment System Product and Service Guide

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3.1 MB

Perimeter Fire Containment System Technical Guide

Tools, Guides & Downloads

 

 

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Perimeter Fire Containment System - Product and Service Guide
Perimeter Fire Containment System - Product and Service Guide

ROCKWOOL offers a variety of products for UL and Intertek listed perimeter fire containment systems, including Curtainrock® 40/80 and ROXUL Safe®. Learn more about these products, the fire resiliency advantage and the role our stone wool insulation plays in a comprehensive set of ASTM E2307-tested systems.

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CURTAINROCK Absolute World Towers Case Study
CURTAINROCK Absolute World Towers Case Study

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CURTAINROCK - 072113 GUIDESPEC - English - Canada
CURTAINROCK - 072113 GUIDESPEC - English - Canada

Specifications

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CURTAINROCK - 072113 GUIDESPEC - English - United States
CURTAINROCK - 072113 GUIDESPEC - English - United States

Specifications

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CURTAINROCK 40 - 072113 GUIDESPEC - English - Canada
CURTAINROCK 40 - 072113 GUIDESPEC - English - Canada

Specifications

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CURTAINROCK 40 - 072113 GUIDESPEC - English - United States
CURTAINROCK 40 - 072113 GUIDESPEC - English - United States

Specifications

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CURTAINROCK 80 - 072113 GUIDESPEC - English - Canada
CURTAINROCK 80 - 072113 GUIDESPEC - English - Canada

Specifications

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CURTAINROCK 80 - 072113 GUIDESPEC - English - United States
CURTAINROCK 80 - 072113 GUIDESPEC - English - United States

Specifications

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Curtainrock® Curtain Wall Thermal Insulation - Data Sheet
Curtainrock® Curtain Wall Thermal Insulation - Data Sheet

Lightweight, semi-rigid stone wool insulation boards designed to provide enhanced fire protection in curtain wall and perimeter fire containment systems. Available in Canada only.

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Curtainrock® 40 Curtain Wall Thermal Insulation - Data Sheet
Curtainrock® 40 Curtain Wall Thermal Insulation - Data Sheet

Lightweight, semi-rigid stone wool insulation boards designed to provide enhanced fire protection in curtain wall and perimeter fire containment systems.

pdf
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Curtainrock® 80 Curtain Wall Thermal Insulation - Data Sheet
Curtainrock® 80 Curtain Wall Thermal Insulation - Data Sheet

Lightweight, semi-rigid stone wool insulation boards designed to provide enhanced fire protection in curtain wall and perimeter fire containment systems.

pdf
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Perimeter Fire Containment System - Technical Guide
Perimeter Fire Containment System - Technical Guide

From commercial multistory buildings to mid- and high-rise residential constructions, many modern structures use curtain wall cladding systems. This guide provides details on these systems, testing and standards, code information, product and assembly options, and more.

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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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Contractor Submittal Sheet CA
Contractor Submittal Sheet CA

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Contractor Submittal Sheet US
Contractor Submittal Sheet US

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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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