Weldy HT 1600 Overlap Welding Kit for PVC & TPO Membranes

R8,050.00

The Weldy HT 1600 Overlap Welding Kit is a professional hot-air welding system designed for joining compatible thermoplastic membranes and technical textiles using an overlap welding process.

With a powerful 1600 W hot-air welder, adjustable temperature up to 700°C, wide-slot welding nozzles and a silicone pressure roller, the kit provides contractors with the essential equipment required for controlled overlap welding of suitable PVC, vinyl and TPO membrane materials.

The complete kit is supplied in a durable plastic carry case and is designed for professional construction, waterproofing, industrial membrane and technical textile applications where reliable thermoplastic seams are required.

CodeDescriptionPowerVoltageAirflowWeight
W120/882OVERLAP WELDING KIT1600 w230 v450 l/min1 kg
What Is Overlap Welding?

Overlap welding is a hot-air joining process used to create a seam between two overlapping sheets of compatible thermoplastic material.

During the process, controlled hot air softens the surfaces of the membrane while pressure is applied to the overlapping layers using a suitable pressure roller. As the heated material cools, the layers form a continuous welded seam.

Overlap welding is commonly used with thermoplastic membranes and technical textiles made from materials such as PVC, vinyl and TPO.

The Weldy HT 1600 Overlap Welding Kit combines wide-slot nozzles with a silicone pressure roller to provide the basic components required for this type of welding process.

Key Features
  • 1600 W hot-air welding system
  • Carbon-brush motor
  • Adjustable temperature up to 700°C
  • Stepless temperature setting
  • 20 mm wide-slot welding nozzle included
  • 40 mm wide-slot welding nozzle included
  • 40 mm silicone pressure roller included
  • Durable plastic carry case
  • Portable handheld welding design
  • Designed for overlap welding
  • Suitable for compatible PVC and TPO membranes
  • Complete ready-to-work welding package
Applications
  • PVC membrane overlap welding
  • TPO membrane overlap welding
  • Vinyl membrane welding
  • Thermoplastic membrane installation
  • Waterproofing membrane welding
  • Industrial membrane repair
  • Technical textile welding
  • PVC-coated fabric welding
  • Tarpaulin welding
  • Tent material welding
  • Industrial fabric welding
  • Construction membrane welding
Who Should Use the Weldy HT 1600 Overlap Welding Kit?
  • Waterproofing contractors
  • Membrane installers
  • Roofing professionals
  • Industrial fabricators
  • Technical textile specialists
  • PVC membrane installers
  • TPO membrane installers
  • Construction contractors
  • Industrial maintenance teams
  • Plastic welding specialists
  • Tarpaulin and tent fabricators
  • Membrane repair technicians
FAQ

What is the Weldy HT 1600 Overlap Welding Kit used for?

The Weldy HT 1600 Overlap Welding Kit is designed for hot-air overlap welding of suitable thermoplastic membranes and technical textiles, including PVC, vinyl and TPO materials.

What is overlap welding?

Overlap welding is a hot-air process used to join two overlapping layers of compatible thermoplastic material by applying controlled heat and pressure.

Can the Weldy HT 1600 weld PVC membranes?

Yes. PVC membrane welding is an application for the Weldy HT 1600 Overlap Welding Kit.

Can the Weldy HT 1600 weld TPO membranes?

Yes. The Weldy HT 1600 overlap kit is designed for suitable TPO membrane welding applications.

Can the Weldy HT 1600 weld vinyl membranes?

Yes. PVC/vinyl thermoplastic membranes are among the materials suitable for the overlap welding kit.

What temperature does the Weldy HT 1600 reach?

The current manufacturer specification for the 230 V overlap kit gives an adjustable temperature range of 40–700°C.

How powerful is the Weldy HT 1600?

The Weldy HT 1600 uses a 1600W heating system.

What nozzles are included with the overlap welding kit?

The kit includes 20 mm and 40 mm wide-slot nozzles.

Why does the Weldy HT 1600 overlap kit include a pressure roller?

The silicone pressure roller applies pressure to the heated overlap as the operator moves along the seam, helping consolidate the welded layers.

What is the difference between the 20 mm and 40 mm welding nozzles?

Both are wide-slot nozzles designed to distribute hot air across the overlap. The appropriate width depends on the welding application and membrane manufacturer's recommendations.

Can the Weldy HT 1600 be used for waterproofing membranes?

It can be used for suitable thermoplastic membrane applications where the membrane manufacturer specifies hot-air overlap welding as the joining method.

Can the Weldy HT 1600 weld technical textiles?

Yes. Suitable thermoplastic technical textiles made from PVC/vinyl and TPO are among the applications for the overlap kit.

What is the difference between the Weldy HT 1600 overlap kit and plastic welding kit?

The overlap kit is configured with wide-slot nozzles and a silicone pressure roller for membrane overlap welding, while the plastic welding kit uses a pencil-tip reducer and 4 mm speed welding nozzle for plastic joints and repairs.

Is the Weldy HT 1600 suitable for professional use?

Yes. The HT1600 is a 1600 W professional hot-air welding platform designed for a range of thermoplastic welding applications.

Is the Weldy HT 1600 portable?

Yes. It is a handheld hot-air welder supplied in a carry case, making it practical for workshop and site applications.

Can the Weldy HT 1600 be used outdoors?

The HT1600 overlap welding kit is designed for outdoor use, subject to appropriate electrical and site safety requirements.

Weldy HT 1600 Overlap Kit vs Plastic Welding Kit
Feature HT 1600 Overlap Kit HT 1600 Plastic Welding Kit
Primary Purpose Overlap welding membranes Plastic and seam welding
Best For PVC and TPO membranes PVC, vinyl, plastic components and suitable repairs
Wide-Slot Nozzle 20 mm and 40 mm No
Speed-Welding Nozzle No 4 mm included
Silicone Pressure Roller Included Not the primary accessory
Best Application Large overlap seams Plastic joints and repairs

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