Durable Adjustable Threshold for Corrosion Resistance in Buildings

Pro-Tek Sill System

• Injection Molded / Extruded Substrate, Rigid PVC Rail Cap & Nosing
• 1-3/8" Rail height with 1/4" up adjustment
• No exposed fasteners for a clean look
• Removable Rail Cap for easy adjustment screw access
• Snap-fit installation for efficiency

Modular Design

Featuring a modular design, these composite thresholds significantly simplify installation and replacement. This design allows individual threshold components to be easily disassembled and reassembled, reducing replacement costs and saving customers both time and money.

Performance Guaranteed

Despite the modular approach, the high quality and stability of the product are rigorously maintained. Whether in waterproofing, corrosion resistance, or impact resistance, our thresholds consistently deliver excellent performance. The design innovation does not diminish product quality.

Reduced Replacement Costs

Compared to traditional designs, the modular threshold offers substantially lower replacement costs. Customers can effortlessly replace specific worn or damaged parts as needed, eliminating the requirement for full unit replacement. This significantly saves on both material and labor costs.

High Impact Resistance

Our composite thresholds exhibit outstanding impact resistance, capable of withstanding considerable external force without sustaining damage. This ensures the threshold maintains both its aesthetic appearance and functional integrity over the long term, minimizing the need for maintenance.