Commercial Roof Insulation in New Mexico & El Paso

Ridgeline Supply recommends polyiso commercial roof insulation. With its superior energy efficiency and proven fire safety, polyiso is one of the most effective and economical commercial roof insulation products.

Why Polyiso Insulation?

Polyisocyanurate (polyiso) is a closed-cell, rigid foam insulation board made with recycled content that is widely used in commercial roofing. Polyiso insulation is the best choice as a cost-effective, energy efficient and environmentally responsible insulation product. A true environmental winner, polyiso is a good choice for:

  • LEED® credits
  • Highest R-value per inch
  • Proven fire resistance
  • Moisture resistance
  • Energy savings
  • Responsible environmental impact
  • Superior strength
  • Building code approvals

Firestone Roofing Insulation

Firestone polyiso rigid foam board insulation is the ideal choice for any project and is used in approximately 60% of all new commercial construction applications.

ISO 95+ Polyiso Insulation

High-energy efficiency through the highest R-value ratings per inch versus other insulation materials

Tapered ISO 95+ Polyiso Insulation

Extend the life of the roof assembly by eliminating problems associated with ponded water

Resista Polyiso Insulation

Heavy-duty, double-coated, non-organic glass facer and compatible with modified bitumen membranes


Factory-controlled laminated overlay board for modified bitumen, BUR and single-ply applications

Cover Boards

Contains a closed-cell polyiso core that utilizes ISOGARD foam technology for greater UL fire ratings

GenFlex Roofing Insulation

GenFlex delivers highly-efficient thermal insulation board options that combine unmatched reliability with impact resistance,  energy savings fire resistance and easy of handling and installation. Plus it’s affordable.

  • GenFlex Polyiso Roof Insulation
    Highly-efficient thermal insulation board with a polyisocyanurate foam core bonded to fiber-reinforced facers
  • GenFlex HD ISO Roof Insulation
    High-density polyiso insulation designed for use anywhere a cover board is required
  • GenFlex Tapered Polyiso Roof Insulation
    Approved for new and re-roofing, tapered sloping surface provides drainage for angled and odd-shaped roofs
  • GenFlex Coated Glass Facer
    Provides enhanced fire, wind and mold resistance, as well as outstanding thermal resistance