Foamjoint Adhesive‑Back Expansion Joint 75 mm × 10 mm × 25 m

The Foamjoint Adhesive‑Back Expansion Joint is a high-performance closed-cell polyethylene foam strip designed for use as a compressible filler in concrete and masonry movement joints. With its self‑adhesive backing and flexible construction, this product ensures efficient installation and long-term durability—ideal for floors, walls, kerbs, and general slab applications.

Crafted from 100% closed‑cell polyethylene foam, the strip offers excellent water resistance and never absorbs moisture, preventing rot and degradation over time. Its lightweight yet resilient nature allows it to compress under light loads and rebound to its original shape—accommodating thermal expansion and contraction effectively.

📦 Product Specifications

Parameter	Value
Joint Depth	75 mm
Foam Thickness	10 mm
Roll Length	25 m
Roll Weight	≈ 0.45 kg
Material	Closed‑cell polyethylene foam
Adhesive Backing	Yes, with 10 mm tear‑off strip feature
Colour	White (standard), Dark Grey (some brands)

✨ Key Features & Performance

Self‑Adhesive Backing – Simplifies attachment to slab edges or walls without additional fasteners
10 mm Tear‑Off Zip Strip – Enables provision of a clean recess for sealant once concrete is set.
Water‑Impervious & Rot‑Resistant – Closed‑cell structure blocks moisture and microbial growth.
Rebound Flexibility – Compresses under load and returns to shape, allowing concrete to expand and contract safely.
Chemical Resistant – Tolerant of common site chemicals used in construction.

🛠 Typical Applications

Expansion joints in concrete slabs, paths, and driveways
Foam filler between slabs and walls
Compression backing in kerb, step edge, and precast concrete work
Zones requiring a debonded, compressible joint prior to sealant application

🚀 Installation Advantages

Peel & Stick Application – Self-adhesive backing ensures instant placement with minimal effort.
Clean Sealant Recess – Zip strip provides a defined bead gap for reliable sealant performance.
Immediate Compression – Foam compresses upon installation, adapting to tight gaps instantly.
Long‑Term Resilience – Withstands repeated movement while remaining moisture‑impermeable.

🟩 Technical Performance Summary

Compression Recovery – Excellent resilience under typical load cycles.
Long Lifespan – Foam integrity remains stable when stored and used under normal conditions.
Simple Handling – Roll format allows easy on-site segmentation and flexibility around curves.

The Foamjoint Adhesive‑Back Expansion Joint (75×10×25 m) is a robust, user‑friendly solution that ensures slab integrity while safeguarding against cracking. Its thoughtful design—combining self‑adhesion, tear‑off feature, and durable foam—makes it a dependable option for contractors seeking clean, reliable concrete joints. Now available at Singh Roofing Supplies.