ROCKWOOL Comfortbatt for Wood Stud - Mineral Wool Insulation Section 07 21 00 - Specifications

Nov 2, 2026

Guide specifications for mineral wool insulation, including specifier and purchaser responsibilities, liability disclaimers, and project-driven editing requirements. Covers Section 07 21 00 MINERAL WOOL INSULATION with summary of thermal/acoustical insulation, perimeter fire containment, fire-resistive joint systems, and through-penetration firestopping. Specifies submittals (product data, recycled content, regionally manufactured materials, verification samples), installer qualification, delivery/storage/handling practices, warranty reference, and product basis-of-design and performance data such as R-values, density, and fire and moisture characteristics.

LanguageEnglish

CategoryTechnology

FormatPDF

Pages12

Reading Time30 min

AccessFree to download

Section 07 21 00 - Mineral Wool Insulation

1.1 Summary

1.2 Submittals

1.3 Quality Assurance

1.4 Delivery, Storage, and Handling

1.5 Warranty

2.1 Manufacturer

2.2 Thermal and Acoustical Insulation

SPECIFIER’S RESPONSIBILITY FOR EDITING GUIDE SPECIFICATIONS: This is a general specification guide, intended to be used by experienced construction professionals, in conjunction with good construction practice and professional judgment. This guide is to aid in the creation of a building specification that is to be fully reviewed and edited by the architect or engineer. Sections of this guide should be included, edited, or omitted based on the requirements of a specific project. It is the responsibility of both the specifier and the purchaser to determine if a product or system is suitable for its intended use. Neither ROCKWOOL or, nor any of its subsidiary or affiliated companies, assume any responsibility for the content of this specification guide relative to actual projects and specifically disclaim any and all liability for any errors or omissions in design, detail, structural capability, attachment details, shop drawings or other construction related details, whether based upon the information provided by ROCKWOOL or otherwise. SECTION 07 21 00 MINERAL WOOL INSULATION PART 1-GENERAL 1.1 SUMMARY A. Mineral wool insulation for the following applications: 1. Thermal and acoustical insulation. 2. Perimeter fire containment systems. 3. Fire resistive joint systems in rated assemblies. 4. Firestopping of through penetrations in rated assemblies. B. Related Sections: 1. Section 07 10 00-Damp proofing and Waterproofing Systems: 2. Section 07 24 00-Exterior Insulation and Finish Systems: Insulation for EIFS systems. 3. Section 07 50 00-Membrane Roofing: Insulation in low-slope roofing applications. 4. Section 07 84 00 – Penetration Firestopping. 5. Section 23 07 00-HVAC Insulation: Insulation for HVAC ductwork. 6. Section 09 21 16 – Gypsum Board assemblies. 1.2 SUBMITTALS A. Product Data: Submit product data including manufacturer’s literature for insulation , including preparation instructions and recommendations, installation methods, and storage and handling requirements. B. Recycled Content: For projects looking for LEED certification or other sustainable design program, submit letter from material supplier indicating , thermal value of insulation contributing to overall energy performance of building, recycled content of insulation indicating percentages by weight of preconsumer and postconsumer recycled content , location where insulation is extracted, processed and manufactured. C. Regionally Manufactured Materials: For projects looking for LEED certification, submit documentation indicating location of manufacturer and percent of raw materials. Include cost and distance from the manufacturer to project for each regionally manufactured material and percent of raw materials used to make product within 100 miles of project site. D. Verification Samples: Submit sample of insulation in thickness used on Project. 1.3 QUALITY ASSURANCE A. Installer Qualifications: Work experience of 2 years minimum with work similar to work on this Section. 1.4 DELIVERY, STORAGE, AND HANDLING A. Delivery: Deliver materials and accessories in insulation manufacturer’s original packaging with identification labels intact and in sizes to suit project. Ensure insulation materials are not exposed to moisture during delivery. Replace wet or damaged insulation materials. B. Storage and Handling: Store materials off ground in dry location and protected from exposure to harmful weather conditions and at temperature conditions recommended by manufacture. Store in original packaging until installed. C. Packaging Waste Management: Remove waste packaging materials from site and dispose of packaging materials at appropriate recycling facilities. Collect and separate for disposal paper and plastic material inappropriate on-site storage containers for recycle. 1.5 WARRANTY A. Warranty: Refer to Contract Conditions for project warranty provisions. PART 2-PRODUCTS 2.1 MANUFACTURER 1. Basis-of-Design M

FAQs

What applications are covered under Section 07 21 00 for mineral wool insulation?

The section covers thermal and acoustical insulation, perimeter fire containment systems, fire resistive joint systems in rated assemblies, and firestopping of through penetrations in rated assemblies.

What submittals are required for insulation projects, including sustainable design documentation?

Required submittals include product data with manufacturer literature and installation/storage instructions, recycled content documentation for LEED or similar programs, and regionally manufactured material documentation with location and percentage of raw materials.

What performance characteristics are specified for ROCKWOOL Comfortbatt mineral wool products?

The specification lists R-values and nominal density ranges, plus tested surface burning characteristics, moisture resistance, corrosion resistance, fungi resistance, recyclability intent, and environmental product declaration and certification requirements where applicable.

Nov 2, 2026

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