Paratherm Coverboards
Paratherm polyisocyanurate coverboard products are designed for use over metal, nailable, and non-nailable roof decks. The coverboards are manufactured to specify:
- Fire resistance
- Sustainability
- Surface strength
Paratherm NH HD Coverboard
An environmentally friendly option, non-halogenated polyiso does not contain potentially hazardous flame retardant chemicals. Boards are comprised of a closed cell polyisocyanurate foam core bonded on each side to a coated fiberglass facer.
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Grade
Grade 4 (80 psi)
Paratherm HD Coverboard
A polyiso option with greater surface strength. Rigid roof coverboards comprised of a closed cell polyisocyanurate foam core bonded on each side to a coated fiberglass facer.
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Grade
Grade 4 (80 psi)
Paratherm W HD Coverboard
A polyiso option with greater surface strength. Rigid roof coverboards comprised of a closed cell polyisocyanurate foam core bonded on each side to a coated fiberglass facer.
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Grade
Grade 4 (80 psi)
Paratherm HD Barrier
A polyiso option with greater surface strength and fire resistance, this option provides an ANSI/UL 790 Class A Roofing Fire Resistance Rating over combustible desks with a 1/2" (12.7 mm) board thickness. Comprised of a closed cell polyisocyanurate foam core bonded on each side to a coated fiberglass facer.
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Grade
Grade 4 (80 psi)
