Paratherm is a rigid, high-thermal-value roof insulation board composed of a closed cell polyisocyanurate foam core bonded to fiberglass reinforced facers for use over metal, nailable, and non-nailable roof decks. Paratherm polyisocyanurate products are offered in a variety of compression strengths, facer types, and configurations to provide:

Energy savings
Fire resistance
Sustainability
Moisture resistance

Paratherm G

Rigid roof insulation boards comprised of a closed cell polyisocyanurate foam core bonded on each side to a fiber-reinforced organic felt facer.

Slope Variations

Flat and Tapered
Grade

Grade 2 (20 psi) and Grade 3 (25 psi)

Paratherm Tapered

Sloped rigid roof insulation boards comprised of a closed cell polyisocyanurate foam core bonded on each side to a fiber-reinforced organic felt facer.

Data Sheet

Grade

Grade 2 (20 psi) and Grade 3 (25 psi)

Paratherm W

Rigid roof insulation boards comprised of a closed cell polyisocyanurate foam core bonded on each side to a fiber-reinforced organic felt facer.

Grade

Grade 2 (20 psi) and Grade 3 (25 psi)

Paratherm W Tapered

Sloped rigid roof insulation boards comprised of a closed cell polyisocyanurate foam core bonded on each side to a fiber-reinforced organic felt facer.

Data Sheet

Grade

Grade 2 (20 psi) and Grade 3 (25 psi)

Paratherm G CG

Rigid roof insulation boards comprised of a closed cell polyisocyanurate foam core bonded on each side to a coated fiberglass facer.

Slope Variations

Flat and tapered
Grade

Grade 2 (20 psi) and Grade 3 (25 psi)

Paratherm CG Tapered

Rigid roof insulation boards comprised of a closed cell tapered polyisocyanurate foam core bonded on each side to a coated fiberglass facer.

Data Sheet

Grade

Grade 2 (20 psi) and Grade 3 (25 psi)

Paratherm W CG

Rigid roof insulation boards comprised of a closed cell polyisocyanurate foam core bonded on each side to a coated fiberglass facer.

Grade

Grade 2 (20 psi) and Grade 3 (25 psi)

Paratherm W CG Tapered

Rigid roof insulation boards comprised of a closed cell tapered polyisocyanurate foam core bonded on each side to a coated fiberglass facer.

Data Sheet

Grade

Grade 2 (20 psi) and Grade 3 (25 psi)

Paratherm NH

An environmentally friendly option, non-halogenated polyiso does not contain potentially hazardous flame retardant chemicals. Comprised of a closed cell polyisocyanurate foam core bonded on each side to a fiber-reinforced organic felt facer.

Grade

Grade 2 (20 psi) and Grade 3 (25 psi)

Paratherm NH Tapered

An environmentally friendly option, non-halogenated polyiso does not contain potentially hazardous flame retardant chemicals. Comprised of a closed cell tapered polyisocyanurate foam core bonded on each side to a fiber-reinforced organic felt facer.

Data Sheet

Grade

Grade 2 (20 psi) and Grade 3 (25 psi)

Paratherm NH CG

Grade

Grade 2 (20 psi) and Grade 3 (25 psi)

Paratherm NH CG Tapered

Data Sheet

Grade

Grade 2 (20 psi) and Grade 3 (25 psi)

Paratherm Barrier

A polyiso option with greater 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.