A Berkshire Hathaway company, Johns Manville is a leading manufacturer of TPO, PVC, EPDM, and bituminous roofing systems, along with insulation and accessories.

North America’s largest roofing manufacturer, offering a complete line of TPO, PVC, and asphalt-based roofing systems with industry-leading warranties.

Known globally for high-performance PVC membranes, used in sustainable, watertight, and energy-efficient systems for commercial buildings.

Low-slope roofing products, including TPO, EPDM, PVC, and coatings designed specifically for contractors.

Premium EPDM, TPO, and metal roofing systems for commercial projects, backed by decades of proven performance.

Full range of roofing systems, including modified bitumen, BUR, and single-ply membranes, as well as insulation and underlayments.

Premium KEE membrane roofing system known for its extreme durability, chemical resistance, and long-term performance.

Single-ply roofing systems offering TPO, EPDM, and PVC membranes along with roof insulation, adhesives, and accessories.

Trusted name in EPDM and TPO roofing systems, known for contractor-friendly products and technical support.

Elastomeric roof coatings including acrylic, silicone, and polyurethane coatings, ideal for restoring commercial roofing systems.

Top-tier manufacturer of TPO, PVC, and EPDM roofing systems with leading warranties and accessory products.