Premium Thermally-Broken Threshold Door Sill – Outward Opening | Non-Slip | Fits 18–23mm Gaps – Weatherproof Seal

Transform your entryway with this high-performance threshold door sill designed for outward opening doors. Built to seal, protect, and insulate, it’s the perfect upgrade for homes, offices, and commercial spaces where performance meets style.

Seal Gaps Like a Pro – Closes gaps 18–23mm to keep out draughts, dust, water, and pests.
Thermally Broken for Energy Savings – Reduces heat loss & prevents thermal bridging.
Versatile Material Compatibility – Works with wood, PVCu, fibreglass, aluminium, steel & carbon fibre.
Safe & Slip-Resistant – Non-slip surface for secure footing, even in wet weather.
Drainage-Ready – Pre-drilled drainage holes to prevent water buildup.
Easy Installation – Fits directly onto level thresholds; can replace standard uPVC subsills.
Perfect for Carpeted Floors – Smooth transition without snagging or tripping hazards.

💡 Ideal For: Homeowners upgrading their doorways, commercial fit-outs, or replacing worn subsills in high-traffic entrances.

⚡ Why Choose This Threshold?
Because it’s engineered for performance, looks sleek, and ensures long-term durability while keeping your home warmer, safer, and more energy efficient.