Our Heavy-Duty Outward Opening Threshold Door Sill is built to outperform standard models, delivering superior sealing, durability, and weather resistance. Whether you're a homeowner aiming to improve insulation or a professional contractor looking for a reliable, easy-to-install solution, this is the must-have upgrade you’ve been searching for.

Built for Strength & Longevity
Manufactured from top-grade materials, this sill withstands heavy traffic, harsh weather, and years of daily use without losing its performance. The concealed fixing system ensures a seamless look while preventing rust-prone exposed screws.

Τ Ultimate Weather Defence
Pre-drilled drainage and fixing holes allow for efficient water run-off, keeping your interior dry and protected even during heavy rain. The precision-engineered seal closes gaps of 20–23mm, stopping drafts, pests, and dust from entering your space.

Easy, Hassle-Free Installation
Perfect for outward opening doors in homes, offices, and commercial premises, this sill comes ready with all essential fixings and can be fitted quickly with minimal effort.

Why Choose This Threshold Sill?

• Heavy-duty durability for long-term use

• Clean, concealed fixing design for a professional look

• Weatherproof protection in all seasons

• Perfect fit for 20–23mm gap sealing

• Quick and easy installation for professionals & DIYers

Ideal For: Homeowners, builders, and contractors looking for premium, hassle-free installation and long-term performance.