
Atlas Roofing Corporation
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Atlas Roofing Corporation manufactures Polyisocyanurate rigid insulation boards for both low slope and steep slope applications. Atlas offers a variety of facer options for its Polyiso boards, ranging from black organic felt paper, coated glass, composites and more. Atlas also manufactures Polyiso panels for steep slope systems needing ventilation, both with and without a radiant barrier.

Building Products of Canada Corp.
BP manufactures ESGARD Regular as well as High-Strength Roof insulation Wood Fibre Board which is a uniform density product that is composed of interlocking fibres impregnated with a water-repellent petroleum paraffin emulsion that allows for a high moisture resistance. Its high compressive strength also increases the rigidity and strength of the roof.

Carlisle SynTec Systems
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For more than 40 years, Carlisle SynTec has provided dependable, longest-lasting products to the low-slope commercial roofing industry. Carlisle offers a variety of EPDM, TPO, PVC and FleeceBACK membranes that offer long-term performance in any climate. Carlisle also offers a full line of roof garden systems and energy-saving polyisocyanurate insulation to complement any membrane installation.

Cornell Corporation ![]()
Vent-Top ThermaCal® combines OSB, 1-in airspace, solid wood spacers, polyiso or XPS foam. Nominal 4’ X 8’ panel effectively insulates and ventilates. Panels feature tongue and groove machined foam and rabbeted sheathing minimizing heat loss and easing installation. Optional sheathing/airspaces, R-values to 42. Available in ThermaCal® non-vented. FSC, Miami-Dade approved. NEW-ThermaCalWALL outside wall insulation.

Firestone Building Products ![]()
Firestone’s ISO 95+™ GL flat and tapered insulation, along with other polyiso composite products, have been approved and certified by the PIMA QualityMarkCM Certification program, highlighting the long-term thermal resistance values that lead the industry. Firestone ISOGARD™ HD Cover Board combines impact resistance, energy savings and ease of installation in a single durable product.

Foam-Control EPS ![]()
Foam-Control EPS is the leader in providing products for construction, geotechnical, industrial, and packaging applications. Foam-Control EPS insulation products are available in a range of densities necessary to provide energy efficiency, structural integrity, and cost effectiveness.

GAF-Elk ![]()
Founded in 1886, GAF Materials Corporation is one of the largest and fastest growing building products manufacturers in North America. Offering high quality products in residential roofing (sold under the GAF-Elk brand) and commercial roofing (sold under the GAF brand), decking, railings, decorative stone, ductwork and specialty fabrics, GAF is your best and safest choice.

Hunter Panels
Hunter Panels manufactures a full line of energy efficient and environmentally friendly rigid polyiso roofing insulation for commercial and residential applications. From tapered polyiso that diverts water to rooftop drains to its innovative Cool-Vent that decreases moisture vapor and heat build-up in a roof assembly, Hunter has a product to suit all of your insulation needs.

Pittsburgh Corning ![]()
FOAMGLAS® cellular glass insulation - unrivalled in performance whatever the building system where long-term effective construction, coupled with financial efficiency are demanded by owners and specifiers. For flat roofs; standing seam roofs; green roofs or car park decks; interior, exterior or cavity walls; under or over concrete and hardcore floors, there is a FOAMGLAS® solution to ensure lifetime performance without degradation.
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See also:
Lightweight Concrete Roof Insulation
Plastic Insulation - for EPS and PolyIso Boards
Extruded Polystyrene (XPS)
Nailbase Insulation
Coated Foamed Roofing

Atlas Roofing Corporation
![]()
Atlas Roofing Corporation manufactures Polyisocyanurate rigid insulation boards for both low slope and steep slope applications. Atlas offers a variety of facer options for its Polyiso boards, ranging from black organic felt paper, coated glass, composites and more. Atlas also manufactures Polyiso panels for steep slope systems needing ventilation, both with and without a radiant barrier.

Building Products of Canada Corp.
BP manufactures ESGARD Regular as well as High-Strength Roof insulation Wood Fibre Board which is a uniform density product that is composed of interlocking fibres impregnated with a water-repellent petroleum paraffin emulsion that allows for a high moisture resistance. Its high compressive strength also increases the rigidity and strength of the roof.

Carlisle SynTec Systems
![]()
For more than 40 years, Carlisle SynTec has provided dependable, longest-lasting products to the low-slope commercial roofing industry. Carlisle offers a variety of EPDM, TPO, PVC and FleeceBACK membranes that offer long-term performance in any climate. Carlisle also offers a full line of roof garden systems and energy-saving polyisocyanurate insulation to complement any membrane installation.

Cornell Corporation ![]()
Vent-Top ThermaCal® combines OSB, 1-in airspace, solid wood spacers, polyiso or XPS foam. Nominal 4’ X 8’ panel effectively insulates and ventilates. Panels feature tongue and groove machined foam and rabbeted sheathing minimizing heat loss and easing installation. Optional sheathing/airspaces, R-values to 42. Available in ThermaCal® non-vented. FSC, Miami-Dade approved. NEW-ThermaCalWALL outside wall insulation.

Firestone Building Products ![]()
Firestone’s ISO 95+™ GL flat and tapered insulation, along with other polyiso composite products, have been approved and certified by the PIMA QualityMarkCM Certification program, highlighting the long-term thermal resistance values that lead the industry. Firestone ISOGARD™ HD Cover Board combines impact resistance, energy savings and ease of installation in a single durable product.

Foam-Control EPS ![]()
Foam-Control EPS is the leader in providing products for construction, geotechnical, industrial, and packaging applications. Foam-Control EPS insulation products are available in a range of densities necessary to provide energy efficiency, structural integrity, and cost effectiveness.

GAF-Elk ![]()
Founded in 1886, GAF Materials Corporation is one of the largest and fastest growing building products manufacturers in North America. Offering high quality products in residential roofing (sold under the GAF-Elk brand) and commercial roofing (sold under the GAF brand), decking, railings, decorative stone, ductwork and specialty fabrics, GAF is your best and safest choice.

Hunter Panels
Hunter Panels manufactures a full line of energy efficient and environmentally friendly rigid polyiso roofing insulation for commercial and residential applications. From tapered polyiso that diverts water to rooftop drains to its innovative Cool-Vent that decreases moisture vapor and heat build-up in a roof assembly, Hunter has a product to suit all of your insulation needs.

Pittsburgh Corning ![]()
FOAMGLAS® cellular glass insulation - unrivalled in performance whatever the building system where long-term effective construction, coupled with financial efficiency are demanded by owners and specifiers. For flat roofs; standing seam roofs; green roofs or car park decks; interior, exterior or cavity walls; under or over concrete and hardcore floors, there is a FOAMGLAS® solution to ensure lifetime performance without degradation.