Derbiboard CA Tapered

Product Documents

DERBIBOARD CA 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 inorganic coated glass facers for added strength, dimensional stability and resistance to mold growth. DERBIBOARD CA is specially manufactured for use with asphaltic cold adhesives. A tapered system is available; designed to provide a positive slope to roof drains. The product comes in a variety of thicknesses with a wide range of “R” values.

Product Properties

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

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