Derbiboard Tapered

Product Documents

DERBIBOARD Tapered is a high performance polyisocyanurate insulation board designed to provide a clean, strong base for a variety of roofing systems. The polyiso foam has superior fire resistance as well as the ability to retain high ‘R’ values. The foam core is integrally bonded to non-asphaltic fiber-reinforced organic felt facers for added strength and dimensional stability. DERBIBOARD Tapered offers in a variety of slopes to achieve positive drainage to prevent ponding as well as long term thermal resistance.

Product Properties

ASTM
C1289, Type II, Class 1, Grade 2 (20 psi) or Grade 3 (25 ps
Installation Method
N/A
Reinforcement
N/A
Thickness
N/A

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