Leister Triac AT Hot Air Welding Gun, Digital Single Ply Roof Membrane Welder.

The Leister TRIAC AT Hot Air Welding Gun is a premium, intelligent welder engineered for professional single ply roof membrane work. Designed to meet the highest demands on modern roofing sites, it combines the proven reliability of the TRIAC range with advanced digital control for consistent welding results across PVC, TPO and other thermoplastic roofing membranes.

Developed from the renowned TRIAC PID, the TRIAC AT offers improved performance, smart safety features and exceptional control. Its ergonomic two-component handle ensures comfortable balance in hand, even during extended use, while quick-clean air filters guarantee efficient airflow and longer tool life. Weighing only 1kg, it’s lightweight, sturdy, and built to endure tough site conditions.

Key Features – Leister Triac AT:

• Designed for professional roofing applications.
• Digitally controlled and displayed temperature for precision welding.
• Sturdy and lightweight – only 1kg.
• Two-component ergonomic handle with perfect centre of gravity.
• Push-fit nozzle design for fast on-site tool changes.
• Quick-clean air filters for maximum performance.
• Automatic carbon stop and heating element protection for long tool life.
• Closed-loop controlled temperature and open-loop controlled air volume.
• «e-Drive» intelligent operating unit for simplified controls.
• Suitable for 120V site use.

A modern, robust and intelligent hot air tool trusted by roofing professionals who demand accuracy, reliability and efficiency on every weld.