New Product Spotlight: Norseal® StretchGard Tape
In construction, water rarely makes its presence known through a dramatic failure. More often, it begins quietly, seeping in through the smallest vulnerability. A corner that’s not quite sealed. A transition that doesn’t fit perfectly. A detail easily missed in the rush to keep a project on schedule.
At first, it may appear insignificant. But over time, that small gap can lead to much bigger issues such as concealed moisture, rot, mould, and expensive repairs that emerge long after the work is complete. It’s a frustrating reality many contractors and builders are only too familiar with.
As building science expert Dr Joseph Lstiburek puts it, “Water is the number one enemy of durability in buildings.” This is a simple statement, but one that reflects the daily challenges faced on building sites everywhere.
And these challenges are only becoming more pronounced. Tight deadlines, labour shortages, and rising performance demands leave little margin for error. Small installation inconsistencies, particularly in critical areas such as flashing, can have long-term consequences for the entire building envelope.
That’s why increasing numbers of contractors and builders are choosing smarter, more efficient solutions that not only perform but also help make installation simpler. Norseal StretchGard Tape was developed with this in mind. As a highly stretchable flashing tape, it enables teams to work more quickly while ensuring a reliable, durable seal, even in the most complex and demanding situations.
To help explain what makes this solution stand out, we spoke with Richard Austin, Global Market Manager, to highlight the seven essential things you need to know about how Norseal StretchGard can improve your next construction project.
#1: How Can Flexible Flashing Tapes Simplify Complex Window and Door Details?
Traditional rigid flashing materials often require multiple cuts and precise fitting to handle corners, curves, and irregular shapes in window and door flashing applications. This added complexity can slow down installation and increase the risk of gaps or inconsistencies.
Norseal StretchGard Flexible Flashing Tape is expertly engineered to overcome these challenges. It stretches and conforms easily to complex shapes, enabling smoother installation and more consistent coverage.
Because it can be applied as a single, continuous piece in many corner conditions, it reduces the need for pre-formed patches or multi-step detailing, helping to improve consistency across different installers and site conditions. Additionally, its ability to lay flat without wrinkling helps ensure proper water shedding at critical sill and jamb transitions.
The result is a continuous, reliable seal that improves efficiency and helps to protect the building envelope over time.
#2: How Can Norseal Stretch Tape Reduce Window Installation Time?
Saving time on site is critical, especially as labour shortages and tight deadlines continue to affect construction projects. Norseal StretchGard Tape helps reduce the time needed to install window and door flashing by doing away with many of the steps required when using traditional materials.
Because the tape stretches and conforms to the substrate, installers spend less time cutting, fitting, and layering multiple pieces. This streamlined process not only speeds up installation but also reduces installer fatigue and inconsistencies between teams.
It additionally helps minimise common installation errors, such as wrinkling or incorrect overlapping, which in turn lowers the likelihood of rework, call-backs, and time spent resolving issues after installation.
The result is faster project completion without compromising on quality.
#3: How to Prevent Water Intrusion in Window and Door Flashing?
As we know, water intrusion is one of the leading causes of building envelope failure, often starting at inadequately sealed flashing points. Norseal StretchGard Tape is specifically designed to address this risk by providing continuous coverage with fewer seams and transitions.
Its ability to closely conform to surfaces ensures better contact and sealing, particularly in areas like window corners, door thresholds, and intersecting surfaces where weaknesses are most likely. This continuous contact with the surface not only helps block water ingress but also improves air barrier performance by reducing unintended air leakage paths that can transport moisture into wall assemblies.
By minimising gaps and overlap points, the tape helps to create a more reliable barrier against moisture entering the building, reducing the potential for long-term damage.
#4 What Makes Norseal StretchGard Tape Durable Enough for Demanding Jobsite Conditions?
From extreme temperatures to extended UV exposure, construction materials must perform in a wide range of environmental conditions. Norseal StretchGard Tape has been specially engineered to resist UV exposure, moisture, and temperature changes, making it a reliable solution for demanding construction sites.
In addition, the tape maintains both its flexibility and adhesion over time. With elongation up to 500 per cent, it can accommodate building movement and thermal expansion without cracking or losing its seal. It also complies with AAMA 711 standards for sealing ability and resistance to water penetration, further proving its durability in real-world conditions.
Because the material flexes rather than resists movement, it helps to reduce stress concentrations at corners, joints and transitions, which are the areas most prone to long-term failure in traditional flashing systems.
#5: How Well Does Flashing Tape Adhere to Different Construction Materials?
Modern construction projects require flashing solutions that reliably bond to a variety of materials. Norseal StretchGard Tape offers strong adhesion to a wide range of common construction substrates, including wood, plywood, OSB, concrete, CMU, steel, aluminium, and vinyl.
When applied to properly prepared surfaces, the tape maintains a consistent bond, helping to ensure reliable, long-term performance regardless of the application.
Its conformability ensures the adhesive layer stays fully in contact even over uneven surfaces, fasteners, seams, and textures where ordinary rigid tapes might lose adhesion.
This versatility allows contractors to standardise on a single solution for different sections of a project, simplifying material selection and stock management.
#6 Where Can Norseal StretchGard Tape be Used Beyond Windows and Doors?
Thanks to its versatility, it is also effective in other critical applications such as sealing roof penetrations, pipes, vents, and skylights, where rough or uneven surfaces may require extra flexibility.
It is equally well-suited for deck-to-wall transitions, helping to protect ledger connections from water ingress. The tape also performs well on curved or irregular surfaces such as arches and round windows, where traditional flashing materials can be difficult to apply.
This multi-use capability makes it a valuable addition to both residential and commercial construction projects.
In these situations, its stretchiness enables it to wrap tightly around penetrations, forming seals similar to gaskets that help to reduce both water ingress and unintended air leakage. It also plays an important role in maintaining continuity between different elements of the wall assembly, supporting a complete and effective air and water barrier system.
#7 What Makes a Flashing Tape Easy to Install on the Jobsite?
Since ease of use is crucial to productivity and installation quality, Norseal StretchGard Tape is designed with practical, site-friendly features to help teams work efficiently.
The tape includes a back-slit easy-release liner, allowing more controlled application and reducing handling challenges during installation. Available in several widths (3-inch, 6-inch, and 9-inch) and a standard 20-foot roll length, it gives installers the flexibility to select the right product for each task. Together, these features help to speed up workflows while ensuring consistent, high-quality results.
These features make it easier to install accurately in tight, awkward, or overhead locations, while also reducing the level of specialist training required to achieve consistent, excellent results across different teams.
Choosing the right flashing solution is crucial for long-term building performance, particularly as projects become more complex and on-site demands grow. Contractors require materials that not only guard against water ingress but also enhance installation efficiency.
Ultimately, it’s about safeguarding what matters most—the integrity of the structure, the quality of the construction, and the reputation associated with the work.
Norseal StretchGard Tape delivers by combining flexibility, strong adhesion, and ease of use in a single, high-performance flashing tape. It adapts to complex window and door configurations, cuts down installation time, and creates a continuous seal to reduce potential points of failure.
From windows and doors to roof penetrations and deck junctions, Norseal StretchGard Tape offers the versatility and durability required for contemporary construction.
In summary, Norseal StretchGard Tape helps contractors work more efficiently, reduce risk, and protect what matters most by providing dependable, lasting protection against water ingress.
Samples are now available to order, allowing contractors and builders to assess performance firsthand.
A full-scale product launch is expected in Q4, with initial availability in white and in 3-inch, 6-inch, and 9-inch tape widths, all with back-slit liners for easier application.
Additional colours and further customisation options will also be available on request, offering flexibility to meet a broader range of project requirements. Connect with our team today to find out more.