High Quality AM3 Threshold Frame Infill – Seamless Aluminium Sill Solution for Doors & Sidelights

When it comes to creating a flawless door system, every detail matters. The Professional Grade AM3 Threshold Frame Infill has been designed with installers, architects, and builders in mind – ensuring every project achieves a perfect, seamless finish.

Crafted from premium aluminium, this infill section slots directly into the sill, allowing frames and sidelights to be mounted effortlessly without end milling. The result? Cleaner lines, faster installs, and a stronger overall structure.

🔑 Why Professionals Choose AM3:

• Time-Saving Innovation ⏱️ – No more complicated milling; just precision fit.

• Engineered Strength 💪 – Resilient aluminium construction that stands the test of time.

• Enhanced Aesthetics 🎨 – Achieve a smooth, professional look every time.

• Wide Compatibility 🔄 – Perfect for residential renovations, modern office builds, and commercial projects.

• Sustainable Quality 🌱 – Long-lasting materials reduce replacements and environmental impact.

Whether you’re working on a high-end home, a busy office block, or a commercial storefront, this infill ensures your installation looks and performs at its best.