Plastic Hot Air Tools, Welders, Tips and Nozzles from Leister
Plastic can now be easily fabricated or repaired with Leister plastic welding tools and accessories. Leister is the world leader in plastic welding equipment. From full kits to individual tools, tips and nozzles, Interstate Plastics offers the equipment you need for professional plastic fabrication.
Take a look at our best selling Leister products below and review our compatibility chart to find the right attachment for your application. Can't find the welding product you need online? Give an expert a call at 888-768-5759 and we'll lend you a hand.
Product Title
Product Description
Ingeniously simple and compact plastic welder for polyethylene (PE) and polypropylene (PP).
Welding Shoe for the Leister® FUSION 1 Extrusion Welder
Welding Shoe for the Leister® FUSION 1 Extrusion Welder
Welding Shoe for the Leister® FUSION 1 Extrusion Welder
Welding Shoe for the Leister® FUSION 1 Extrusion Welder
Welding Shoe for the Leister® FUSION 1 Extrusion Welder
Welding Shoe for the Leister® FUSION 1 Extrusion Welder
Welding Shoe for the Leister® FUSION 1 Extrusion Welder
Welding Shoe for the Leister® FUSION 1 Extrusion Welder
Leister® Welding Shoe 145.816
Leister® Welding Shoe 145.817
Leister® Welding Shoe 145.903
Leister® Welding Shoe 145.905
Leister® Welding Shoe 145.909
Leister® Welding Shoe 145.915
Leister® Welding Shoe 145.916
Leister Welding Shoe 146.645
Welding Shoe 146.649
Leister 148.816 Angle Adapter
Leister 148.817 Angle Adapter
Leister Welding Shoe 146.643
An Insulation Blanket for Leister® FUSION 1 Safekeeping
Achieve perfect seam quality with one compact extruder (product # 148.396).
Replacement Air Filter for the Leister Weldplast S1 & S2
Position 6h and 14mm O.D. Hot Air Tube for the Leister Weldplast S1
Position 9h/3h, 14mm O.D. Hot Air Tube for the Leister Weldplast S1
Blank Welding Shoe/Tip for the Leister Weldplast S1
Fillet 5/6mm Welding Shoe/Tip for the Leister Weldplast S1
V Seam 3/4mm Welding Shoe/Tip for the Leister Weldplast S1
V Seam 8/10mm Welding Shoe/Tip for the Leister Weldplast S1
Corner Welding Shoe/Tip for the Leister Weldplast S1
Leister K-8/10 EA Fillet Welding Shoe/Tip for the Leister Weldplast S1
Welding Shoe for Leister Weldplast S1
Welding Shoe for Leister Weldplast S1
Welding Shoe for Leister Weldplast S1
Welding Shoe for Leister Weldplast S1
Welding Shoe for Leister Weldplast S1
Welding Shoe for Leister Weldplast S1
Welding Shoe for Leister Weldplast S1
Welding Shoe for Leister Weldplast S1
Tool Stand for the Leister Weldplast S1
Compact, ergonomically designed workhorse (product # 127.215).
Leister® 133.850 Hot Air Guide
Leister® Weldplast S2 45-Degree Angled Adapter (139.460)
Leister® Weldplast S2 90-Degree Angled Adapter (139.461)
Leister® 15mm (0.6") Corner Outside Seam Welding Shoe (146.651)
Leister® 30mm (1.2") Overlap Welding Shoe (145.947) for the Weldplast S2
Leister® 74x50x58mm (2.91x1.96x2.3") (145.946) Blank Welding Shoe
Leister® 45x30x54mm (1.96x1.18x1.5") (145.945) Blank Welding Shoe
Leister® 8/10mm (0.13/0.4") Fillet Welding Shoe (145.944)
Leister® 20mm (0.8") Fillet Weld Welding Shoe (145.940) for the Weldplast S2.
Leister® 0.5" V-Seam & 0.98" X-Seam Welding Shoe (145.907)
Leister® 35mm (1.4") Overlap Welding Shoe (145.897)
Leister® 25mm (0.98") Overlap Welding Shoe (145.896)
Leister® 15mm (0.6") Fillet Welding Shoe (145.812)
Leister® 14mm (0.5") Corner Seam Welding Shoe/Tip. (145.811)
Leister® 20mm (0.8") Inside Corner Seam Welding Shoe/Tip. (145.488)
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Extrusion Air Shoe for Weldplast S1/S2/S4
Preheat Nozzle for the Leister Weldplast S4
Leister 117.064 Hot Air Guide
Lesiter 117.065 Air Guide
Preheat Nozzle for the Leister Weldplast S4
Preheat Nozzle for the Leister Weldplast S4
Angle Adapter for Leister Weldplast S4
Angle Adapter for Leister Weldplast S4
Leister 147.601 Angle Adapter
An insulation blanket for Weldplast S1/S2 safekeeping.
An insulation blanket for Fusion 3C safekeeping.
A textile dust filter for the Weldplast S2.
Bottom air filter for Weldplast S2.
Triac AT - an intelligent and robust hot-air hand tool for plastic welding and shrinking.
Hot-air hand tool primarily used in welding and plastic fabrication applications.
Reaches 120 Volts, 1550 Watts
Easily repair plastic bins and return them to service
Easily repair industrial fabric signs, banners, truck tarps and more.
Plastic welding is easy with the Leister plastic welding kit.
Suited for use in container and pipeline manufacturing and civil engineering.
The Leister DIODE PID offers electronically regulated welding temperature and an external air supply, making it perfect for mobile installation work.
A high-powered welding tool with an external air supply. The tool's rotary temperature controls help to produce consistent, quality welds with every use.
Leister's most powerful hand tool, suitable for construction sites.
Lighter, quieter, and more durable than any heat gun on the market.
The most compact hand tool from Leister®, the Hot Jet S.
Heating element for Leister Hot Jet S.
Ideal for welding in small spaces.
Optimized for draw welding.
Optimized for draw welding.
Compact and lightweight, the MINOR is designed to provide mobile air supply to Leister hot-air hand.
For flameless shrinking of pallets and bulk goods.
LEISTER GHIBLI offers strain-free operation while welding or shrinking with hot-air.
The ROBUST combines a compact design with significant power, offering airflow potentials up to 46 cf.
Extension nozzle, 5mm
3 mm. speed welding tip by Leister (product # 106.989)
4 mm. speed welding tip by Leister (product # 106.990)
5 mm. speed nozzle by Leister (product # 106.991)
5.7 mm. speed welding tip by Leister (product # 106.992)
7 mm. speed welding tip by Leister (product # 106.993)
Tacking nozzle by Leister (product # 106.996)
20 mm. wide slot nozzle push by Leister (product # 106.998)
1.6 inch wide slot nozzle by Leister (product # 106.999)
20 mm Angle Flat Slit Nozzle (product # 107.123)
40 mm. slot nozzle by Leister (product # 107.132)
5 mm tubular nozzle by Leister (product # 107.144) for use with Hot Jet S and Labor S.
5mm tubular welding tip (product # 100.303) for hand operated Leister Triac and Diode PID/S.
5 mm. tubular nozzle by Leister (product # 107.154)
Ergonomically designed Leister’s 28mm 1.1” Pressure Roller.
Tool Rest is created for Leister Triac AT, Triac BT & Triac S models.
Storage case, for Triac AT, Triac BT, Triac S and Electron.
Leister brass wire brush used for softer materials.
The roof Seam Inspection Probe is an essential quality check tool for all roof operatives.
Leister Steel Brush Nozzle Cleaner is used to ensure the longevity of all Leister products.
Ergonomically designed, Leister 40mm Pressure Roller with Ball Bearing.
Ergonomically designed, Leister 28mm Pressure Roller.
An edge planer for T-joints from Leister - replaces 111.346.
Leister Compatibility Chart:
Sonora S1
Triac S
Welding Pen R
107.229 Round nozzle (dia. 6.35 inch) dia. 3.93 inch

107.149 (dia. 0.85 inch) dia. 0.27 inch


119.316 5 mm (0.2 inch) tubular nozzle

105.622 3/16 inch Tubular, 15° angled







116.519 1/16 inch Tubular, straight





107.006 Extension tube (dia. 1.98 inch) 6.3 x dia.1.43 inch

107.152 90° (dia. 0.85 inch) dia. 0.47 inch



105.567 Straight tubular nozzle dia. 0,2 x 5,9 inch


105.431 Narrow Preheat 7/64 inch Round





105.432 Narrow Preheat 5/32 inch Round





105.433 Narrow Preheat 3/16 inch Round





107.139 Fillet Weld Nozzle 3/16" x 15/32"





107.137 For tape 5/16 inch




107.258 (dia. 1.98 inch) 2.75 x 0.4 inch

107.141 (dia. 0.85 inch) 0.6 inch

107.260 (dia. 2.46 inch) 3.34 x 0.6 inch

119.270 50 mm (2.0 inch) wide slot nozzle

107.653 (dia. 1.98 inch) 2.95 x 0.07 inch

107.142 (dia. 0.85 inch) 0.8 inch

107.259 (dia. 2.46 inch) 5.9 x 0.47 inch

119.315 Overlap welding nozzle

107.124 3/4 inch wide, 90°





107.270 (dia. 1.98 inch) 5.9 x 0.47 inch

105.982 (dia. 1.45 inch) 5.9 x 0.16 inch

105.556 0.8 inch, 90° angled

105.977 (dia. 2.46 inch) 7.87 x 0.35 inch

107.125 3/4 inch wide, 60°





107.261 (dia. 1.45 inch) 2.75 x 0.16 inch

107.263 (dia. 2.46 inch) 9.84 x 0.47 inch

107.262 (dia. 2.46 inch) 11.81 x 0.16 inch

105.992 (dia. 2.46 inch) 15.74 x 0.16 inch

105.991 (dia. 2.46 inch) 19.68 x 0.16 inch

108.078 (dia. 1.45 inch) 3.93 x 0.16 inch

107.130 1 1/2 inch wide, 60° bent



107.133 1 1/2 inch wide, perforated



128.535 1 11/64" wide x 5/64"opening , 45° angled



107.129 2 3/8 inch wide for Bitumen



107.131 3 3/8 inch wide



105.503 3/4 inch wide, 60° angled, side-inverted



105.492 3/4 inch wide 120° bent at right angle



106.988 Tacking nozzle







105.575 Straight 3/16" tubular nozzle 3 15/16 inch long



113.666 round with tacking tip, dia. 0.12 inch







113.399 round with tacking tip, dia. 0.16 inch







113.876 round, without tacking tip, dia. 0.12 inch







113.874 round, without tacking tip, dia. 0.16 inch







113.670 Drawing nozzle triangular shaped with tacking tip, 3.54-0.22 inch







113.877 triangular shaped, without tacking tip, 3.54-0.22 inch







106.986 0.27 inch, without tacking tip







106.987 Triangular drawing nozzle 0.27 x 0.21 inch







126.552 dia. 0.16 inch for Fluorplastics







143.833 dia.1.24 inch to M14 thread (screw on nozzles)





107.347 Sword-shaped

107.007 De-horning nozzle (dia. 1.45 inch)

107.305 Ironing nozzle (dia. 0.85 inch) 0.6 x 0.98 inch

119.269 Glass protection nozzle

127.726 Angled adapter 30°, for screw-on nozzles


127.727 Angled adapter 45°, for screw-on nozzles


105.575 Straight 3/16" tubular nozzle 3 15/16 inch long


142.281 Scraper nozzle

107.134 (dia. 1.25 inch) 1.6 inch, perforated

122.332 Nozzle adapter from dia. 1.98 to dia. 2.44 inch

105.961 (dia.1.98 inch) 1.77 x 0.47, length 13.77 inch

143.831 Nozzle adapter dia.0.85 inch to M14 thread (screw on nozzles)

119.314 Reduction nozzle / Nozzle adapter

119.314 Reduction nozzle / Nozzle adapter






107.327 Sieve reflector (dia. 2 inch) 3.34 x 3.34 inch




107.331 Hinged reflector (dia. 2 inch) 2.75 x 2.75 inch

112.027 Sieve reflector (dia. 0.32 inch) 0.4 x 0.47 inch


119.271 Reflector nozzle in SATA packaging

106.132 Shell reflector (dia. 1.45 inch) 5.9 x 0.98 inch

107.310 Sieve reflector (dia. 0.85 inch) 0.8 x 1.4 inch

119.312 Solder sleeve reflector

107.333 Sieve reflector (dia. 2 inch) 5.11 x 5.9 inch

107.308 Sieve reflector (dia. 1.45 inch) 1.33 x 1.96 inch


107.311 Sieve reflector (dia. 0.85 inch) 1.96 x 1.4 inch

107.324 Sieve reflector (dia. 0.32 inch) 0.4 x 0.47 inch

107.328 Folding reflector (dia. 2 inch) 2.36 x 2.95 inch




107.340 Shell reflector (dia. 2 inch) 1.77 x 9.84 inch

107.326 Shell reflector (dia. 1.26 inch) 0.98 x 5.9 inch




107.313 Spoon reflector, screw-fix (dia. 1.45 inch) 1 x 1.2 inch

107.312 Spoon reflector (dia. 0.85 inch) 1 x 1.2 inch

107.307 Spoon reflector (dia. 1.25 inch) 1.06 x 1.37 inch



107.339 Soldering reflector (dia. 1.25 inch) 0.66 x 1.33 inch



106.127 Sieve reflector (dia. 1.98 inch) dia. 2.55 inch

107.330 Folding reflector (dia. 2 inch) 4.92 x 0.86 inch

107.314 Spoon reflector, push-fit (dia. 1.45 inch) 1 x 1.2 inch

107.315 Folding reflector (dia. 1.45 inch) 2.75 x 0.47 inch

107.319 Sieve reflector (dia. 1.45 inch) dia. 2.55 inch

107.325 Soldering reflector (dia. 1.45 inch) 0.67 x 1.33 inch

107.346 Welding mirror (dia. 2 inch) 10.62 inch

107.345 Welding mirror (dia. 1.25 inch) 5.31 inch

107.146 (dia. 0.85 inch) dia. 0.07 inch

107.344 Welding mirror (dia. 1.25 inch) 5.31 inch



107.151 (dia. 0.85 inch) dia. 0.16 inch

107.148 (dia. 0.85 inch) 0.11 x 0.06 inch, oval

105.614 Spoon reflector (dia. 0.85 inch) 1 x 1.2 inch


