A TCPP-Free EnergyGuard™ NH HD & EnergyGuard™ NH HD Plus Polyiso Cover Board meets all the inherent properties and performance polyiso is known for and has the highest R-value (2.5) of any cover board without any halogenated flame retardants – making it your best choice for a sustainable building design. In a first for the industry, the full line of EnergyGuard^™ NH TCPP-Free polyiso products is available at standard EnergyGuard^™ polyiso pricing.

• EnergyGuard™ NH HD Cover board ASTM C1289 Type II, Class 4 Grade 1 (80 psi min to 109 psi max).
• EnergyGuard™ NH HD Plus Cover board ASTM C1289 Type II, Class 4 Grade 2 (110 psi min to 139 psi max).
• A fraction of the weight of gypsum cover boards. 11 and 13 lbs vs up to 80 lbs.
• Manufactured with EPA-compliant blowing agents.
• Contain no CFCs or HCFCs; has zero ODP.
• Excellent dimensional stability.
• Lower overall perm rating than many conventional insulation boards.
• Is a Red List Free product with a Declare label designation.
• Holds a Health Product Declaration (HPD).
• Meets FM 4450/4470 and UL 790.
• Meets FM Approval criteria for severe hail damage resistance (Class 1-SH) when FM Approved as a component of a Class 1-SH rated roofing assembly. Refer to RoofNav.comfor specific assembly approvals.

Sustainable design projects pursuing certifications under a green building rating system such as LEED® v4 or Living Building Challenge will benefit from these certifications and listings.