Firestone Insulation
Commercial Roofing Systems

With its superior energy efficiency, greater cost effectiveness and proven fire safety, Firestone polyiso insulation is the insulation trusted most by roofing professionals. 

Firestone polyiso rigid foam board insulation is the ideal choice for any project and is used in approximately 60 percent of all new commercial construction applications.

All Firestone polyiso insulations use EPA approved blowing agents.

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ISO 95+ Polyiso Insulation

Firestone ISO 95+ polyiso insulation offers high-energy efficiency through the highest R-value ratings per inch versus other insulation materials. Compatible with all types of commercial roofing systems, the lightweight, easy-to-handle insulation is especially suited for direct application on FM approved and UL classified steel roof deck assemblies.  Standard flat Firestone ISO 95+ Insulation is available in board sizes of 4’ x 4’ and 4’ x 8’ and in thicknesses from 1” to 4”.

  • Product Literature
  • PolyIso Insulation Brochure

Tapered Insulation ISO 95+ Design Services

  • When a substrate slope will not permit efficient drainage, Firestone Tapered ISO 95+ polyiso insulation provides an effective and economical solution. Properly installed Tapered ISO 95+ polyiso insulation can extend the life of the roof assembly by eliminating problems associated with ponded water. Firestone Tapered ISO 95+ polyiso insulation is available in slopes from 1/16” to 1/2” per foot. Firestone provides a variety of technical support services for the installation of tapered insulation through the Firestone Tapered Engineering Design Department.

  • Tapered Insulation Design Services
  • The Firestone Tapered Network uses the latest technology to offer architects, consultants, general contractors, distributors and roofing contractors a complete, accurate, and timely engineered tapered insulations system for any project.

  • Based in strategic locations throughout the U.S., Firestone’s fully trained and experienced designers have access to the most advanced software and hardware, including Taper Plus and AutoCAD. The team efficiently creates CAD-generated installation shop drawings ranging from basic tapered layouts to complex projects requiring quick turnaround time. Firestone is committed to providing accurate and timely tapered take-offs that encompass all critical elements affecting proper drainage.

    Additionally, Firestone offers architects and consultants a tapered design assist service. Through this service, Firestone creates a professional and effective tapered system design for any project prior to bid. Based on a copy of the roof plan (AutoCAD format is preferred) and all relevant factors, our design team will create an AutoCAD drawing detailing the optimum tapered layout, which may then be transferred directly to the bid documents. By considering all mandatory design factors, Firestone offers peace of mind that your tapered design will promote positive drainage.

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  • Product Literature
  • PolyIso Unsulation Brochure

Resista PolyIso Insulation Board

  • Manufactured with a heavy-duty, double-coated, non-organic glass facer, Firestone Resista Polyiso Insulation Board is compatible with all fully adhered and mechanically attached single-ply, cold-applied, and self-adhered modified bitumen membranes.

    Resista Polyiso is an economical choice offering exceptional protection against fire, wind and mold. With thicknesses varying from 1-4 inches, Resista Polyiso uses Firestone’s proprietary IsoGard foam technology to create an impressive insulating value per inch which can translate into significant energy savings. While other manufacturers may require up to 3.1” insulation over combustible decks, Resista Polyiso is the only 1” insulation board with a UL Class A rating for fire resistance. The double coating of non-organic facing material on both sides of the insulation board also meets ASTM D3273 standards for mold resistance.

    In addition to fire, wind and environmental protection, Resista Polyiso is easy to cut and handle which can lead to reduced installation times and labor costs. This environmentally sustainable product also contains recycled content and can contribute to overall LEED certification for energy optimization and material resource credits. 

 

  • Product Literature
  • Resista PolyIso Insulation Sell Sheet
  • PolyIso Unsulation Brochure

Composite Boards

Firestone thermally efficient Wood Fiberboard and Perlite Composite Boards feature a factory-controlled laminated overlay board for modified bitumen, BUR and single-ply applications.

With its nailable oriented strand board (OSB) surface and thermally efficient polyiso insulation, Firestone HailGard composite insulation is suitable for use with single-ply or asphalt membranes, metal roofing and shingles. HailGard insulation may be used as a component of Firestone Platinum to achieve a Platinum-PHW Warranty, protecting against accidental puncture, hail up to two inches in diameter and 100 mph winds.

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  • Product Literature
  • FiberTop Wood Fiberboard Brochure

Cover Boards

  • ISOGARD HD
    ISOGARD HDcontains a closed-cell polyiso core that utilizes IsoGard foam technology, and can provide greater UL fire ratings. ISOGARD HD provides the highest thermal performance of any 1/2” insulation cover board product on the market, and it is resistant to extreme weather conditions.  Lightweight and easy to cut and install with more boards per pallet, this high density cover board offers savings from reduced transportation costs, labor and material during application.

    DensDeck and DensDeck Prime
    DensDeck and DensDeck Prime are non-structural, glass mat-faced roof boards that feature a non-combustible, water-resistant and silicone-treated gypsum core panel. DensDeck boards are an excellent substrate in most reroof applications and may be used with mechanically fastened or fully adhered RubberGard EPDM or UltraPly TPO roofing systems and are compatible with Modified Bitumen and BUR systems in certain assemblies. DensDeck and DensDeck Prime products are available from Firestone in 1/4”, 1/2” and 5/8” thicknesses. DensDeck is a registered trademark of Georgia-Pacific.

    FiberTop
    FiberTop is suitable for use on almost any type of reroofing project and is a durable wood fiber insulation that serves as a recover board and provides insulating value in roof assemblies. Firestone FiberTop boards may be used under ballasted, fully adhered or mechanically attached single-ply roofing systems. They are also a suitable substrate for base sheets and Modified Bitumen roofing systems. FiberTop boards are available in 1/2" and 1" thicknesses.

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