Product details
FLEX Fabric Seam Tape – Roof Seam & Joint Repair Tape
Permanent Repair Solution for Cracks, Joints, and Roofing Seams
FlexRock FLEX Fabric Seam Tape is a high-performance roof seam tape engineered to provide long-lasting, flexible seals across a wide range of surfaces. Whether you’re working on a metal roof or sealing flashing details on an RV, this tape delivers consistent adhesion and strength where it matters most.
At the core of its performance is a woven polyester fabric backing combined with a strong elastomeric adhesive. This powerful combination allows FLEX Fabric Seam Tape to conform easily to irregular surfaces and maintain integrity through temperature fluctuations, vibrations, and building movement.
✅ Why Choose FLEX Fabric Seam Tape for Roof Repair?
🔒 Seals Roof Seams and Joints Permanently
Moreover Unlike standard tapes that peel or degrade over time, FLEX Fabric Seam Tape bonds tightly and adapts to movement. Consequently, it prevents leaks even in high-stress areas.
🏗️ Compatible with Multiple Surfaces
Furthermore , This tape bonds exceptionally well to metal, wood, plastics, fiberglass, and more. As a result, it’s an excellent choice for diverse roofing systems.
🌡️ Thermal Expansion Resistant
In Fact , Designed with flexibility in mind, the tape expands and contracts naturally with temperature swings. It won’t crack, split, or lose adhesion during seasonal changes.
🧵 Reinforced with Woven Polyester Backing
Although The integrated fabric backing gives it the ability to stretch, bend, and conform to difficult angles. Therefore, it’s perfect for corners, joints, and textured areas.
🎨 Works with UV-Resistant Roof Coatings
While FLEX Tape isn’t UV-rated alone, it integrates seamlessly with acrylic or silicone coatings. When coated, it delivers long-term, outdoor durability.
🛠️ Recommended Applications for Fabric Seam Tape
In Addition it is use FLEX Fabric Seam Tape in both residential and commercial roofing environments. It excels in:
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Sealing metal roof seams and fasteners
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RVs, mobile homes, campers, and trailers
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Flashings, skylights, and wall penetrations
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Tanks, plaza decks, and water features
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Waterproofing joints within larger coating systems
Because it is designed for versatility, this product is especially useful for irregular or hard-to-reach areas.
🔗 Substrate Compatibility of FLEX Roof Seam Tape
The adhesive formulation is optimized for adhesion to:
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Metal roofs and flashing
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TPO and other roofing membranes
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Plastics and fiberglass
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Concrete and masonry
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Wood and gypsum
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Previously painted surfaces
Note: For UV resistance, you must coat the applied tape with an approved UV-stable roof coating such as silicone or acrylic.
🧪 FLEX Fabric Seam Tape – Technical Overview
| Attribute | Specification |
|---|---|
| Type | Woven polyester + elastomeric adhesive |
| Function | Seals joints, seams, and cracks |
| Finish | Flexible, non-UV rated (requires topcoat) |
| Color | Natural/off-white (may vary) |
| Application | Manual installation – peel and press |
| Topcoat Compatible | Yes (required for UV exposure) |
🎯 What Sets FLEX Fabric Seam Tape Apart?
Unlike conventional roofing tapes that fail under thermal cycling, FLEX Fabric Seam Tape performs in both cold and hot climates. Its woven backing improves strength without sacrificing conformability. Moreover, the tape integrates perfectly into waterproofing systems when coated, making it a go-to product for professionals seeking performance and reliability.
Because it resists fatigue from expansion, contraction, and vibration, it’s also trusted for mobile homes and RVs. You can apply it quickly and coat over it for a seamless, professional finish.
✅ Summary: FLEX Fabric Seam Tape at a Glance
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Long-lasting seam and crack repair
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Superior bonding to a wide variety of substrates
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Flexible with building movement
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Must be topcoated for UV protection
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Easy to apply—no special tools required
DATA SHEETS
