Firestone ISOGARD™ HD Composite
ISOGARD HD Composite consists of a ½" ISOGARD HD cover board laminated directly to
Firestone’s standard ISO 95+™ GL polyisocyanurate insulation. By combining these two
proven products, in an in-line manufacturing process, the building owner receives a high
performing, energy efficient insulation board, while the installer saves time and labor.
Firestone ISOGARD HD COMPOSITE Features & Benefits
• Ideal for both new construction and reroof
applications
- Available in 1.5” to 4.0” total thickness
- 4’ x 8’ and 4’ x 4’ board sizes
- Three coated glass facers provide resistance to mold
• Two layers, installed in one application, help
reduce labor and material costs
ISOGARD HD
• Factory mutual approvals, with reduced fastening patterns, for use in both hurricane and non-
hurricane prone areas
• High R-values provide for energy efficient installations
• Can assist in providing potential LEED credits
- Energy and Atmosphere: EA Credit 1 - Optimize Energy Performance
- Materials and Resources: MR Credit 5 –
Regional Materials
• Achieves excellent hail ratings
ISOGARD HD Composite R-Values
Thickness
LTTR Value*
1.5"
8.5
2.0"
11.5
2.5"
14.6
3.0"
17.8
3.5"
21.0
4.0"
24.2
* Based on combined R-Values of ISOGARD HD and ISO 95+ GL
ISO 95+ GL
Lowers Product and Labor Costs and Saves Installation Time
TPO
ISOGARD HD
Insulation
Adhesive
Traditional Installation
• 1 layer ISO 95+ GL (mechanically attached)
• 1 layer ISOGARD HD
• 1 layer insulation adhesive
ISO 95+ GL
(mechanically attached)
Roof Deck
TPO
ISOGARD HD Composite board is
compatible with all Firestone roof
membranes including UltraPly™ TPO,
RubberGard™ EPDM, UNA-CLAD™ Metal
and Modified Bitumen Systems that utilize
BASEGARD™ SA Base Sheet or
Firestone Multi-Purpose MB Cold Adhesive.
ISOGARD HD
Composite
ISOGARD HD Composite
Installation
Roof Deck
• 1 layer ISOGARD HD Composite
(mechanically attached)
Minimum 1.5" ISOGARD HD
Composite Installed
ISOGARD HD and
ISO 95+ GL Installed in 2 layers
Field of the Roof Attachment
(1-90)
8 fasteners per 4'x8' board
12 fasteners per 4'x8' board
Perimeter of the Roof Attachment
(1-150)
16 fasteners per 4'x8' board
18 fasteners per 4'x8' board
Corner Roof Attachment
(1-225)
24 fasteners per 4'x8' board
32 fasteners per 4'x8' board
Based on a fully adhered RubberGard EPDM or UltraPly TPO FM 1-90 rated system located in a Non-Hurricane prone area.
Please refer to www.roofnav.com or the local FM agent for further information.
Firestone Building Products
250 West 96th St., Indianapolis, IN 46260 • Corporate Office: 1-800-428-4442 • 317-575-7000
www.firestonebpco.com
Firestone Building Products Canada
2835 Argentia Rd., Unit #2
Mississauga, ON L5N 8G6
1-888-292-6265 • Fax: 877-666-3022
International Offices:
Firestone Building Products Europe
Ikaroslaan 75 - 1930 Zaventem, Brussels, Belgium
+32 2 7114450 • Fax: +32 2 7212718
©2012 Firestone Building Products
Printed in U.S.A.
Item #1832
Firestone Building Products Latin America
8200 NW 52nd Terrace, Suite #107
Miami, FL 33166
305-471-0117 • Fax: 305-471-0377
6/12-01