T-Joint Covers (100)

Seal TPO or PVC seam laps at T-joint intersections. Sold in 100-piece cases. Available in white, tan, and gray.

Specifications and pricing vary by product.

To place an order, please call Flash-Tech at (619) 334-9491.

Flash-Tech T-Joint Covers are essential for sealing seam laps where perimeter and header sheets intersect in TPO or PVC roofing systems. These 60-mil membrane patches provide reliable watertight protection at T-joints — a critical weak spot in any single-ply installation.

Each circular cover measures 4.5 inches in diameter and is available in white, tan, or gray to match your roofing system. Flash-Tech T-Joint Covers are sold by the case — each box includes 100 pre-cut covers, ready to weld on-site.

Perfect for commercial installations and compatible with major roofing brands like Carlisle, Johns Manville, and more.

Key Features:

  • Seals T-joint intersections on TPO and PVC membranes

  • 60-mil reinforced material for added durability

  • 4.5” diameter circular patch

  • Color options: White, Tan, Gray

  • Sold by the case (100 pieces)

  • Easy to weld with any standard heat welder

Need a custom size or material?

We offer custom-made flashing and accessories. Contact Flash-Tech or click Request Quote for custom orders.

📞 (619) 334-9491 for pricing and availability.

If you don’t see a 3D model video, one is coming soon!

Additional information

Weight 0.10 lbs
SIze

4.5 in

Color

White, Gray, Tan

Materials Type

TPO, PVC

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Give us a shout if you need specs or drawings — we’ve got you.