JM TPO is a scrim-reinforced thermoplastic polyolefin single-ply membrane engineered for hot-air welded low-slope commercial roofs. Available in 45, 60, and 80 mil, in white, gray, and tan.
Key Features
45, 60, and 80 mil weldable reinforced TPO
Backed by JM Peak Advantage™ warranty
Compatible with JM insulation and adhesives (single-source)
Mechanically attached, fully adhered, or ballasted
Available Colors
3 options
Selected color
White
JM TPO: The ADC Roofing Deep Dive
JM TPO is a stalwart in the reinforced thermoplastic polyolefin single-ply membrane market, expertly engineered by Johns Manville for robust performance on low-slope commercial roofing systems. Available in 45, 60, and 80 mil thicknesses, this membrane provides a flexible and durable solution that stands up to environmental stressors. Its construction as a scrim-reinforced material ensures superior tensile strength and resistance to tearing and punctures, critical attributes for long-term roof integrity.
The core strength of JM TPO lies in its weldable nature, allowing for hot-air welded seams that create a monolithic, watertight surface. This highly reliable joining method is a cornerstone of TPO technology, minimizing potential leak points and contributing to the overall longevity of the roofing system. Coupled with its Class A Fire rating and UL 790 compliance, JM TPO offers excellent safety performance, meeting stringent building code requirements for commercial structures.
JM's holistic approach to roofing systems is evident in JM TPO's compatibility with Johns Manville insulation and adhesives. This single-source system design ensures optimal compatibility between components, simplifying specification and reducing potential warranty disputes. By utilizing a complete JM system, property owners benefit from a unified performance warranty that covers the entire assembly, offering peace of mind and simplified maintenance protocols. Installation versatility allows for mechanically attached, fully adhered, or ballasted applications, adapting to various building designs and environmental demands.
ADC Roofing trusts JM TPO for its consistent quality and proven track record in commercial roofing. Our certified crews are proficient in all JM TPO installation methods, ensuring strict adherence to manufacturer specifications. This includes meticulous surface preparation, precise hot-air welding of all seams, and accurate flashing details. Our commitment to proper installation ensures that the 25-Year Peak Advantage™ NDL (No-Dollar-Limit) warranty is fully honored, providing DFW property owners with a durable and reliable roofing solution.
Why JM TPO Fits DFW Roofs
JM TPO's Energy Star reflective white surface is a prime choice for DFW, assisting significantly in reducing cooling loads during our intense summers. Its robust construction and Class A Fire rating are essential for DFW's commercial buildings, meeting local codes and providing durability against environmental wear. The ability to specify 45, 60, or 80 mil also allows for tailoring the system to specific project needs and expected hail exposure in DFW.
How ADC Installs JM TPO
ADC Roofing provides certified installation for JM TPO, adhering to Johns Manville's precise specifications for mechanically attached, fully adhered, or ballasted systems. Our team ensures all hot-air welded seams are meticulously executed for watertight integrity, and we prioritize proper integration with JM insulation and accessories to honor the comprehensive Peak Advantage™ warranty. Every detail, from substrate preparation to penetration flashing, is handled with expert care.
JM TPO — Frequently Asked Questions
Q.How does the reflective white surface of JM TPO benefit my DFW commercial building?
The reflective white surface of JM TPO, being Energy Star rated, reflects a significant amount of solar radiation. In DFW's hot climate, this dramatically reduces heat transfer into your building, leading to lower HVAC usage and substantial energy cost savings, especially during our long summers.
Q.What kind of warranty does JM TPO offer?
JM TPO is backed by Johns Manville's Peak Advantage™ NDL (No-Dollar-Limit) warranty for up to 25 years. This comprehensive warranty covers both materials and labor costs for repairs or replacement due to manufacturing defects, provided the roof is installed by an authorized contractor like ADC Roofing and maintained according to JM guidelines.
Q.Is JM TPO suitable for DFW's hail season?
Yes, JM TPO, particularly the thicker 60 and 80 mil options, offers good resistance to hail impact. Combined with ADC Roofing's quality installation, it provides a resilient barrier against typical DFW hail events. Regular inspections after severe weather are always recommended for any roofing system.
Q.Can JM TPO be installed over existing insulation?
Installation feasibility over existing insulation depends on its condition and type. ADC Roofing will conduct a thorough assessment of your current roof system to determine if the existing insulation is suitable as a base for JM TPO or if a new insulation layer is required for optimal performance and warranty compliance.
Q.What is the benefit of using a 'single-source' system with JM TPO?
A single-source system, where JM TPO, insulation, and adhesives are all from Johns Manville, ensures optimal compatibility between components. This simplifies the specification process, provides enhanced system performance, and often results in a more comprehensive manufacturer's warranty, reducing potential issues down the line.
About Johns Manville
Johns Manville is a leading manufacturer of tpo roofing membrane roofing products. ADC Roofing is a certified Johns Manville installer serving the entire Dallas–Fort Worth Metroplex, with in-house crews trained on Johns Manville's installation specifications and warranty requirements.
We stock JM TPO samples in our Southlake showroom and can deliver full-size color chips to your home. Every Johns Manville installation from ADC includes manufacturer-certified underlayment, ridge ventilation, and starter strip — a complete factory-spec system.