The Leister 20mm Wide Slot Welding Nozzle is a high-precision push-fit accessory designed for use with Leister TRIAC AT, TRIAC ST, TRIAC S and TRIAC PID hot air tools. Made from durable, corrosion-resistant stainless steel, this professional nozzle delivers consistent heat flow for accurate, high-strength overlap welding across roofing membranes, geomembranes and a wide range of industrial textiles.

Available in three variants to suit your work:

• Standard 20mm nozzle for general welding applications.
• Angled 20mm nozzle for improved access on edges, corners and tight areas.
• 90° 20mm nozzle for specialist detail work, confined spaces and precise directional control.

Each nozzle provides a reliable, uniform bond ideal for both on-site and workshop environments, making them a trusted choice for roofing contractors, textile repairers and industrial manufacturers.

Suitable Applications:

• Roofing membrane welding & detail work.
• Civil engineering & geomembrane seaming.
• Industrial textile production & repairs
• Marquees, tarpaulins, awnings and technical fabrics.
• Process line tacking & heat processing tasks.

Key Features:

• 20mm wide slot stainless steel nozzle.
• Available in Standard, Angled & 90° versions.
• Push-fit design for TRIAC AT/ST/S/PID hot air guns.
• Precision engineered for reliable overlap welding.
• Strong, consistent heat distribution.
• Suitable for roofing, textile and geomembrane applications.
• Genuine Leister original accessory.