Polyglass U.S.A., Inc. > United States

Project Country: United States

Bank of America Headquarters Dallas Texas

Mobile Enterprises Inc. partnered with Polyglass on this high profile zero lot line condition commercial new construction project for their proven knowledge and expertise in manufacturing and providing technical design assistance in below grade waterproofing projects.

Sealing the Envelope

  • Why Polyglass? Polyglass leading technologies and technical expertise in below grade waterproofing that is unmatched in the industry. Working with the GC, Waterproofing consultants, design team and Mobile Enterprises made for an efficient partnership approach to this 6 story below grade iconic project in downtown Dallas, TX.

Polyglass Systems

  • Products Used: Mapeproof AL Pro, Mapeproof Liquid Membrane and Mapedrain SDS

Key Challenges & Solutions

  • Project Adaptability:
    Polyglass’ Mapeproof AL Pro was chosen due to its durability to withstand subsequent trades prior to concrete pour. It protective lagcoat protects the adhesive from dirt and debris while waiting for the final pour.
  • Detailing Efficiency:
    The Mapedrain SDS system was used to tie into their underslab and drainage system for a watertight solution
  • Seamless Finish:
    Polyglass technical support was on site to deliver recommendations as each portion of the project was being completed. This assisted in the successful completion of this iconic DFW project on time and on budget.

Precision and Performance: Self-Adhered Roofing Solutions at Valencia Reserve

Community Profile: Valencia Reserve

Valencia Reserve is an upscale active adult community in Boynton Beach, FL, featuring more than 1,000 homes and a full suite of resort-style amenities. At the heart of the community lies a vibrant clubhouse and surrounding facilities, including a pro shop and two staffed guardhouses that ensure security and a welcoming experience.

When the time came to reroof these key buildings, the project posed two major challenges:

  • Ensuring continuous access to amenities during construction.
  • Addressing a complex fire suppression system suspended from the clubhouse roof structure.

RHI Roofing, a family-owned and operated company based in Oakland Park, Florida, brought its 17+ years of experience and professionalism to the project. Known for courteous service, strong warranties, and treating customers like family, RHI Roofing executed the project with precision and care.

Project Challenges & Polyglass Solutions

To address both the steep-slope and flat roof sections, RHI Roofing selected a suite of high-performance Polyglass products, designed to meet Florida’s demanding climate while ensuring minimal disruption to community life.

Steep-Slope Roof Sections

For the sloped roof of the clubhouse, RHI Roofing installed Polystick MTS PLUS and Polystick TU PLUS—self-adhered waterproofing underlayments engineered with advanced ADESO® dual-compound roofing technology.

  • Polystick® MTS PLUS: This high-temp waterproofing underlayment features a polymer-modified bitumen upper compound and a proprietary self-adhesive SBS compound on the bottom. It withstands temperatures up to 265°F and includes a textured, anti-skid top film that enhances traction during installation. Its durable design makes it ideal for high-temperature roof systems such as those with steel or copper panels.
  • Polystick® TU PLUS: Designed for use with adhesive foam or mechanically fastened roof tiles, this dual-reinforced underlayment combines a UV-resistant polymer-modified plastomeric upper layer with a self-adhesive SBS compound.
  • Polyanchor® HV: This nailable anchor sheet provides temporary protection for steep-slope roofs in high-wind areas.

Flat Roof Sections

For the flat roof areas, RHI Roofing applied Polyglass’s self-adhered roofing system, which included Elastoflex SA V PLUS and Polyflex SA P. To reinforce waterproofing at vulnerable transition points—such as corners, scuppers, and drains—they also utilized PolyFlash 1-C liquid flashing. This comprehensive system offered the following key benefits:

  • Elastoflex SA V PLUS: A self-adhering elastomeric base ply that delivers robust performance through its high-quality reinforced fiberglass mat and SBS-modified asphalt compound. This technology ensures excellent dimensional stability and protection against natural forces.
  • Polyflex® SA P: A self-adhered APP granulated cap sheet designed with ADESO® technology, offering outstanding flexibility, dimensional stability, and resistance to tears and punctures. Together, these materials provide a 20-year warranty, ensuring long-term performance.

Specialized Applications

  • PolyFlash 1-C: A versatile, moisture-cure flashing compound ideal for sealing walls, curbs, and unusual roof penetrations. Paired with PolyBrite Reinforcing Polyester, it delivers robust sealing and waterproofing capabilities.

Specialized Considerations

“The use of self-adhered technology significantly enhances consistency and reduces application risks compared to traditional 30/90 mop methods.”

— Tyler Eberly, RHI Roofing

By eliminating temperature-sensitive variables such as asphalt coverage and heat control, the Polyglass system improved reliability and speed of installation, while keeping high-traffic community buildings fully operational throughout the project.

By the Numbers

Location

9275 Lake Royal Road
Boynton Beach, Florida

Size

  • East guard house: 1,738 square feet
  • Pro Shop: 1,946 square feet
  • West guard house: 513 square feet
  • Clubhouse: 53,247 square feet (sloped), 2,309 square feet (flat)
  • Total: 60,383 square feet

Product Spotlight (Products Used)

Polystick® MTS PLUS

Polystick MTS Plus features advanced ADESO® dual-compound self-adhered technology, uniting a polymer-modified bitumen upper layer with a proprietary self-adhesive Styrene-Butadiene-Styrene (SBS) elastomeric compound on the underside. This innovative configuration ensures superior performance and ease of application.

Polystick® TU PLUS

Polystick® TU Plus by Polyglass® is a uniformly blended rubberized asphaltic waterproofing underlayment, specifically engineered for use beneath tile roofing systems. Reinforced with a fiberglass mat and a durable polyester fabric on the top surface, it offers superior strength and stability. The underside features a high-performance adhesive compound protected by a split release film, ensuring quick, easy, and secure installation.

Polyanchor® HV

Polyanchor HV was purposefully engineered and rigorously tested in a myriad of real-world conditions, incorporating valuable feedback from installers and code officials. As a nailable anchor sheet, it offers temporary waterproofing protection over approved steep-slope wood decks, serves as a reliable base sheet for Polystick tile underlayments suitable for concrete, clay, and slate roofing systems, and provides an effective water-resistant barrier under asphalt shingles and shakes on steep slopes. This comprehensive performance has redefined industry standards, ensuring exceptional durability in hurricane-prone regions and areas vulnerable to high-wind events.

Elastoflex SA V PLUS

Elastoflex SA V Plus is a high-performance, self-adhered elastomeric base ply for low-slope roofs, built with reinforced fiberglass for superior strength and dimensional stability. Featuring ADESO® dual-compound technology, it combines an SBS-modified asphalt top layer with an aggressive self-adhesive bottom layer and is finished with laylines and a split release film for ease of installation.

Polyflex® SA P

Polyflex SA P is a self-adhering APP (plastomeric) granulated cap sheet for use in low-slope roofing. Polyflex SA P is manufactured using Polyglass’ patented ADESO® Self-Adhered Dual-Compound Technology.

PolyFlash 1-C

A versatile, moisture-cure flashing compound ideal for sealing walls, curbs, and unusual roof penetrations. Paired with PolyBrite Reinforcing Polyester, it delivers robust sealing and waterproofing capabilities.

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Safeguarding a Mission: A New Roof for The Samaritan Center

Supporting a Critical Mission with a Dependable Roofing System

Since 1974, The Samaritan Center in Austin, Texas, has been a beacon of hope and healing, offering mental health counseling, group therapy, integrative medicine, and wellness education, particularly for the military community. To continue providing these essential services, the Center depends on a safe, secure, and welcoming facility, starting from the roof down.

When the building’s aging 6,000-square-foot roof began to fail, it threatened not just the structure, but the vital services offered within. A timely, high-performance replacement was critical.

Technical Assessment and Challenges

Upon inspecting the roof, Wilson Roofing found that the existing system was based on a #30 felt underlayment, which had deteriorated over time, compromising the building’s protection against water intrusion and potential structural damage. The Samaritan Center needed a more modern solution that would meet the demands of its environment while providing long-lasting performance and durability.

Trusted Roofing Partner: Wilson Roofing

To take on the project, The Samaritan Center chose Wilson Roofing, a trusted, family-owned company serving Central Texas since 1976. With over 83,000 satisfied customers and recognition as a Contractor Connection Top Performer, Wilson Roofing was well-equipped to deliver a solution rooted in craftsmanship and reliability.

Project Challenge: Outdated and Failing Roofing System

A roof inspection revealed a deteriorated #30 felt underlayment, which no longer offered adequate protection against moisture or the Central Texas climate. The Samaritan Center needed a modern waterproofing solution compatible with a planned standing-seam, double-lock metal roof system—one that would ensure long-term structural integrity and energy efficiency.

The Polyglass Solution

After careful consultation with Polyglass USA, the team selected Polystick® MTS Plus, a self-adhered, high-temperature waterproofing underlayment specifically engineered for metal roofing systems. This product provided the perfect balance of durability, efficiency, and ease of installation.

Installation & Results

Wilson Roofing’s experienced crew installed Polystick MTS Plus beneath a new standing-seam, double-lock metal roofing system. Thanks to the underlayment’s 265°F temperature resistance, anti-skid surface, and ADESO® dual-compound self-adhered technology, the installation was completed with precision and speed, minimizing downtime for the Center’s operations.

The result:

  • A durable, watertight roofing system
  • Enhanced resistance to Texas heat and weather extremes
  • Improved safety and long-term peace of mind for staff and clients

The advanced materials and skilled workmanship on this project ensure that The Samaritan Center is protected for years to come, allowing them to stay focused on serving our community.

By the Numbers

Location

8956 Research Blvd., Bldg. 2

Austin, Texas

Size

6,000 square feet

Product Spotlight (Products Used)

Polystick MTS Plus Waterproofing Membrane

Polystick MTS Plus incorporates advanced ADESO® dual-compound self-adhered technology, setting a new standard for high-performance roofing underlayment. This innovative system combines a polymer-modified bitumen upper compound with a proprietary self-adhesive Styrene-Butadiene-Styrene (SBS) elastomeric compound on the bottom layer, providing exceptional durability and waterproofing capabilities. Designed to perform under the most demanding conditions, Polystick MTS Plus offers an ideal solution for high-temperature applications, particularly under metal roof coverings. Key features include:

  • Split-Release Film: Protects the self-adhesive compound and facilitates easy application, reducing installation time and ensuring uniform adhesion. This protective layer improves the efficiency of the installation process while ensuring secure and reliable adhesion.
  • Textured Anti-Skid Top Film Surface: Provides safe handling during installation, preventing slips and accidents on the roof. The textured surface allows for extended exposure to UV rays and environmental elements for up to 180 days, without compromising the product’s performance.
  • High-Temperature Resistance: Withstands temperatures up to 265°F, making it ideal for use under metal roof coverings such as steel, aluminum, or copper panels. This high resistance ensures the underlayment will not degrade or lose its effectiveness even in extreme heat.
  • Waterproofing Excellence: Delivers superior protection against water infiltration, especially in complex roof designs. The product ensures long-term waterproofing reliability, safeguarding the roof structure from moisture damage.
  • Exceptional Tensile Strength and Thermal Stability: Polystick MTS Plus maintains its integrity under various stress factors, offering durability that lasts through fluctuating temperatures and environmental conditions.

This combination of advanced materials and superior performance features makes Polystick MTS Plus the ideal choice for roofing systems in need of high-quality, long-lasting waterproofing and protection.

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Building Stability at McCulloh Homes: Roof Replacement with Polyglass Asphalt Products

Advanced Roofing Solutions for Enhanced Safety and Longevity

McCulloh Homes, a public housing community in Baltimore managed by the Housing Authority of Baltimore City (HABC), comprises low-rise apartments and townhomes offering affordable housing with access to transit, schools, and public services.

Years of roof leaks, cracking, and material deterioration had compromised both safety and structure, creating an urgent need for a durable, energy-efficient replacement.

The Roofing Contractor: Allstate Contractor Inc.

To take on the project, HABC selected Allstate Contractor Inc., a woman-owned roofing company established in 1997. With deep federal contracting experience and a strong portfolio of public and commercial work in the Washington Metro Area, Allstate Contractor Inc. brought the expertise and precision needed for a project of this scale.

“Allstate led the entire replacement effort, from tear-off to installation, using high-performance self-adhered Polyglass roofing materials.”

— Rony Santos, Project Manager, Allstate Contractor Inc.

Project Challenges

The existing two-layer torch-down and mopped roofing system had exceeded its service life. Persistent leaks, weather-induced cracking, and thermal instability made the roof vulnerable, especially under Baltimore’s harsh and changing weather conditions.

Key performance issues:

  • Poor temperature resilience
  • Structural degradation
  • Inefficient energy performance
  • Maintenance-intensive

The Polyglass Solution

The project team chose a self-adhered, multi-layer Polyglass asphalt modified bitumen system to meet the demands of durability, efficiency, and ease of application across 170,000 square feet.

System Benefits

  • Durability & Longevity: Engineered to last up to 30 years with enhanced tear and weather resistance.
  • Energy Efficiency: Polytherm insulation helps reduce heating/cooling costs.
  • Advanced Waterproofing: Superior water infiltration protection for a rain-prone region.
  • Faster Installation: Self-adhered technology reduces labor time and waste.

Execution & Results

Allstate efficiently removed the aging roof and installed the new system while adhering to Polyglass’ strict application best practices. The result: a high-performance roof that meets safety, environmental, and cost-efficiency goals, while improving long-term resiliency.

“Thanks to Polyglass asphalt roofing products, the McCulloh Homes roof replacement project looks better than it ever has. The results showcase attention to detail, precision, and hard work. I would consider using Polyglass again in the future.”

— Rony Santos, Project Manager, Allstate Contractor Inc.

Outcome and Impact

The McCulloh Homes roof replacement project was a resounding success. According to Rony Santos, the results exceeded expectations:

“Thanks to Polyglass roofing products, the McCulloh Homes roof replacement project looks better than it ever has. The results showcase attention to detail, precision, and hard work. I would consider using Polyglass again in the future.”

By the Numbers

Location

412 Oxford Court
Baltimore, Maryland

Size

170,000 square feet

Product Spotlight

PG 100

PG 100 is a versatile penetrating asphalt primer designed to enhance adhesion before applying hot-mopped, cold-applied, and self-adhesive membrane systems. It is also effective for use with roof cements, mastics, and asphalt-based adhesives.

PG 500

PG 500 is a premium cold-applied bonding agent specifically formulated for Styrene-Butadiene-Styrene (SBS) roofing systems and a range of other membrane applications. With its thick, “trowel-grade” consistency, it is ideal for flashing details, securing membranes to steep slopes and parapet walls, as well as performing various waterproofing repairs. Its superior flexibility and elasticity make it more effective than standard plastic cements, particularly in areas with moving joints.

Elastoflex SA P

Elastoflex SA P is a self-adhering granulated cap sheet engineered for low-slope roofing applications. It is produced using Polyglass’ patented ADESO® Dual-Compound Self-Adhered Technology, in which a true elastomeric modified asphalt compound is applied to the top of the membrane and a proprietary self-adhesive SBS compound is applied to the bottom. Reinforced with a durable non-woven polyester layer, Elastoflex SA P offers superior flexibility, dimensional stability, and exceptional resistance to tears and punctures.

Polyglass Ply IV

Polyglass Ply IV is produced using a heavyweight fiberglass mat that is bonded with heat-cured resinous binders. The durable glass mat is fully saturated with asphalt, providing exceptional strength, weather resistance, and a consistent porosity for ease of application. This product is typically used in hot-mopped roofing applications and serves as the base ply sheet for smooth and gravel-surfaced roofing systems that require ASTM D2178 Type VI felt.

Polytherm Polyisocyanurate Insulation

A highly energy efficient rigid insulation board composed of a closed-cell Polyisocyanurate foam core laminated to a fiber reinforced black non-asphaltic organic facer for superior bonding characteristics. Manufactured with a facer ideally suitable for many types of roofing products, including the direct application of ADESO® dual-compound self-adhered membranes under most project circumstances. Available in flat and tapered panels.

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Solving a Challenge-Packed, 54-Unit Townhome Roofing Project with a High-Performance Self-Adhered Waterproofing Membrane

Located in the heart of South Florida, The Village at Verona Lakes stands out as a premier waterfront neighborhood featuring a blend of single-family homes and townhomes. Nestled within this gated community are two exclusive townhome enclaves – Bella Vista East and Bella Vista West – both offering residents access to a coveted array of amenities.

When the time came for a comprehensive reroofing project spanning seven months across this expansive townhome community, selecting the right roofing company was paramount. Best Roofing, renowned as a top-tier commercial roofing contractor, distinguished itself with its competitive pricing, exceptional customer service, and commitment to using only the highest quality roofing materials and techniques.

Established in 1978, Best Roofing is dedicated to understanding client needs and building strong professional relationships. They provide a seamless, stress-free workflow, delivering quality service and clear communication throughout every project. With the personalized attention of a dedicated team and the expertise of a large contractor, Best Roofing has earned recognition as a trusted partner for South Florida’s community associations, property managers, and commercial property owners.

Polyglass USA was thrilled to partner with Best Roofing on the 54-building tile roof replacement project.

Best Roofing began the reroofing process by applying Polystick TU MAX directly onto the townhomes’ plywood roof decking. This high-performance, self-adhered waterproofing underlayment is specifically designed for use in both adhesive foam and mechanically fastened roof tile systems, providing superior protection against moisture intrusion.

Engineered with ADESO® dual-compound self-adhered technology, Polystick TU MAX features an advanced polymer-modified bitumen upper layer, delivering enhanced durability and weather resistance. On the underside, a proprietary self-adhesive elastomeric Styrene-Butadiene-Styrene (SBS) compound ensures a secure bond to the substrate, creating a seamless and reliable waterproof barrier. The self-adhered underlayment also includes a split-release film, which safeguards the adhesive layer prior to installation and allows for effortless application, ensuring efficiency and precision throughout the roofing process.

With limited space available for parking or staging materials at the project site, logistics posed a significant challenge. However, the use of Polystick TU MAX enabled the Best Roofing team to efficiently dry-in large sections of the roof for extended periods. This strategic approach provided crucial flexibility, ensuring the site was adequately prepared for the timely delivery and loading of roof tiles without compromising the workflow or project timeline.

“Polyglass Polystick TU Max is an innovative roofing solution that combines ease of use with exceptional performance, making it ideal for contractors,” shared Best Roofing’s Vice President of Business Development, Zachary Towers. “Its advanced design allows for quick and easy installation, enabling contractors to deliver a high-quality product efficiently. With excellent adhesion and durability, Polystick TU Max ensures long-lasting protection for any roofing project. Compared to the previous system, Polystick TU Max provides a significantly better water barrier in the wet South Florida climate.”

By the Numbers

Location

9659 Lago Drive
Boynton Beach, Florida

Size

430,000 square feet

Challenges

  • No space for parking or staging of roofing materials.
  • Need for roofing products that would allow for dry-in of large portions of the project for extended periods.

Product Spotlight

Polystick TU MAX

Polystick TU MAX is a high-performance, self-adhered waterproofing underlayment engineered for use with adhesive foam or mechanically fastened roof tile applications. Built with advanced ADESO® dual-compound self-adhered technology, it combines a durable polymer-modified bitumen upper layer with a proprietary elastomeric Styrene-Butadiene-Styrene (SBS) self-adhesive compound on the bottom. A split-release film protects the adhesive layer, ensuring smooth and efficient application.

Designed for durability and performance, Polystick TU MAX features a tough polyester-reinforced surface fabric that enhances skid resistance while providing exceptional adhesion for foam-set tile installations. The aggressive self-adhesive bottom layer, combined with the superior bond of foam to the top surface, delivers excellent wind uplift resistance and a watertight seal against wind-driven rain. In mechanically fastened systems, the asphaltic compound ensures tight sealability around nails, further reinforcing weather protection. Its heat-resistant formulation makes it ideal for high-temperature environments beneath tile and other roofing materials.

Polystick TU MAX is also designed for easy handling and installation. Its flexible membrane lays flat effortlessly, accelerating the installation process. Additionally, the patented SEALLap® factory-applied adhesive treatment at the membrane overlap creates a fast, reliable watertight bond.

Innovative Roofing Solution for Bayshore Regency Condominiums: A Case Study in Performance and Durability

Situated in Tampa’s prestigious Bayshore Beautiful neighborhood, the 19-story Bayshore Regency condominium tower required a durable, high-performance roofing solution. The project presented both material and scheduling challenges due to its diverse roof structures, which included sections of Lightweight Insulated Concrete (LWIC) and metal decking.

McEnany Roofing Inc., a top-tier Florida contractor specializing in modified bitumen, metal, and single-ply roofing systems and a Registered Contractor at Polyglass, was selected to execute the replacement.

Project Challenges and Requirements

Varied Substrate Materials: The existing roof, consisting of multiple sections with different substrates, including a Lightweight Insulated Concrete (LWIC) area and a metal deck requiring structural retrofitting.

Installation Schedule Delays: Delays in mechanical equipment installation required a phased approach to the roofing application. Initial waterproofing had to be applied before the final cap sheet layer could be installed, ensuring full watertight integrity during the interim phase.

Building Code: Due to the roof’s high elevation and proximity to the waterfront, the project required a roof system with a Class A fire rating and robust wind uplift resistance. Applicable building codes include FL1654-R36 and LWC-94.

Solution and Product Application

McEnany Roofing selected a multi-layer system utilizing four advanced Polyglass products, specifically chosen for their compatibility with complex substrates and ability to meet interim waterproofing demands:

Modifleece Fleeceback SBS Base Sheet: This fleece-backed SBS (elastomeric) modified bitumen membrane functions as the base layer, offering superior waterproofing and adhesion. Utilizing Polyglass’s proprietary dual compound, Modifleece forms a seamless bond with self-adhered SBS side laps, ensuring immediate watertight protection. Its fleece bottom surface enables direct application to a variety of substrates, including Lightweight Insulating Concrete (LWIC). When paired with Polyglass LRF CR low-rise foam adhesive, it enhances adhesion and performance on uneven surfaces, eliminating the need for mechanical fasteners.

Polyflex G FR & Polyflex APP Membranes: Applied as interply and cap sheet layers over Modifleece, these Atactic Polypropylene (APP) membranes, reinforced with a superior non-woven polyester mat that provides flexibility and dimensional stability as well as excellent tear and puncture resistance. Polyflex G FR’s fire-retardant properties and granular surface meet stringent safety standards, while Polyflex provides added puncture resistance and weatherproofing. Both membranes feature factory-applied burn-off films for heat-welded application, ensuring robust adhesion and seamless waterproofing.

Technical Outcome: Baron Owens of McEnany Roofing emphasized Modifleece’s fast and efficient application, a crucial factor during Tampa’s rainy season. This flexible roofing system allowed the team to maintain watertight integrity while deferring the final cap sheet application. The completed Bayshore Regency roof successfully met both performance standards and aesthetic goals.

By the Numbers

Location

3435 Bayshore Blvd., Tampa, FL

Roof Area

7,500 square feet

Product Spotlight

Modifleece Fleeceback SBS Base Sheet

Modifleece is a fleece-backed Styrene-Butadiene-Styrene (SBS) modified bitumen base sheet designed for multi-ply low-slope roofing systems. Through an advanced laminating process, a specially formulated dual compound is integrated into the polyester fabric, creating a seamless bond between the components. The self-adhered side laps, protected by a release film, are activated during installation, ensuring immediate watertight seams with the aggressive SBS adhesive.

The proprietary SBS top compound enhances waterproofing and weather resistance, while the polyester fleece bottom allows for versatile application on various substrates using Polyglass LRF CR low-rise foam adhesive. Modifleece is well-suited for direct installation over irregular or semi-rough surfaces such as Lightweight Insulating Concrete (LWIC) and for re-covering modified bitumen roofing systems.

Additionally, it provides superior wind uplift resistance. The membrane is applied using Polyglass LRF CR low-rise foam adhesive in a spatter pattern. At the same time, its top film surface allows compatibility with a range of Polyglass self-adhered or torched membranes.

Polyglass LRF CR

Polyglass LRF CR is a two-component, low-rise spray polyurethane foam adhesive designed for securely bonding insulation boards and cover boards to a wide range of roof decks and substrates. This ready-to-use system comes in a convenient kit, which includes A and B cylinders, a handheld dispensing unit, and temperature-sensitive warning nozzles. As a fully self-contained, disposable system, it eliminates the need for additional specialized equipment, streamlining the installation process.

For enhanced application versatility, a range of additional accessories is available, including a Mixing Nozzle Extender, a 25-foot Hose and Applicator Assembly, and Colorwise Long Cone Nozzles, offered in packs of 10 and 25.

Polyflex G FR

Polyflex G FR is a fire-retardant, granulated cap sheet made from an Atactic Polypropylene (APP) plastomeric compound, designed for low-slope roofing applications requiring heat-welded installation. Engineered with a high-quality non-woven polyester reinforcement, it offers exceptional flexibility, dimensional stability, and superior resistance to tearing and punctures. The proprietary APP formulation and robust construction ensure long-term durability and weather resistance. The cap sheet features a granulated top surface, while the bottom surface is equipped with a factory-applied burn-off film for efficient heat-welded adhesion.

Polyflex G FR also incorporates Polyglass’ patented FASTLap® technology, which provides granule-free end laps for quicker, easier installation and a more secure, watertight seal. This cap sheet is designed for use within a Polyglass warranted multi-ply system, pairing seamlessly with Polyflex base or interply sheets, as well as other approved Polyglass base sheets.

Polyflex APP Membranes

Polyflex is an Atactic Polypropylene (APP) modified bitumen roofing membrane, reinforced with a high-quality non-woven polyester mat for enhanced flexibility, dimensional stability, and superior resistance to tears and punctures. Engineered with a premium APP formulation and robust construction, it delivers long-lasting weather resistance and durability. Designed for use as a base, interply, or cap sheet in multi-layer low-slope roofing systems, Polyflex provides reliable performance across various applications.

The top surface features a smooth sand finish, while the bottom is equipped with a factory-applied burn-off film for efficient heat-welded installation. Additional system layers can be heat-welded using another ply of Polyflex or Polyflex G cap sheets. Additionally, Polyflex is an approved mechanically attached base sheet for the Velociflex system, offering added versatility in roofing applications.