The World's Most Trusted Bond

Why Weld-On is the World’s Most Trusted Bond

For 70+ years, we’ve been the global leader in Oplosmiddellijm technology, unmatched not only in research, development and innovation, but also customer support and training.

Our products have proven to be unquestionably dependable in exceptional projects around the planet—from the tallest skyscrapers to irrigation systems feeding families to high-tech factories and beyond.

Global Presence

Weld-On is already in more than 90 countries and continues to expand globally. Our team spans a worldwide network of product developers, technical specialists, chemists, sales representatives and distributors.

 

The Weld-On Core Principles:

FIRST-TO-MARKET INNOVATORS

We were the first company to pioneer Oplosmiddellijm and the first to introduce environmentally responsible low VOC options. We continue to develop revolutionary products that meet needs and comply with regulations.

FAILPROOF PRODUCTS

Our products perform under the most demanding conditions. They face stringent quality control tests and are continuously evaluated in the field.

INDUSTRY EXPERTS

Rely on us for knowledgeable recommendations, educational tools and training opportunities. We’re here to support you with whatever you need so you can feel confident and increase productivity.

Resources

1200+
PRODUCTS CREATED OVER 70+ YEARS
1600+
INDUSTRIAL FACTORIES RELY ON WELD-ON
20K+
AGRICULTURAL OPERATIONS CHOOSE WELD-ON
1M+
POOLS & SPAS BUILT IN THE LAST DECADE
500M+
IRRIGATION buis CONNECTIONS CREATED ANNUALLY

KEY INDUSTRIAL PROJECTS

  • Intel Semiconductor Plants USA, UK, Vietnam, Malaysia
  • Samsung Industrial Plants
  • Disney Parks & Resorts

KEY IRRIGATION PROJECTS

  • Yas Island, Abu Dhabi
  • AT&T Football Stadium
  • Augusta Golf Course, USA

KEY POOL & SPA PROJECTS

  • Mazatlan Aquarium, Mexico
  • Falcon City of Wonders, Dubai
  • Viceroy Hotels

Oplosmiddellijms, primers and reinigers

Industrial Oplosmiddellijms

Weld-On 724 CPVC
Weld-On 724 CPVC
  • Premium, chemical-resistant, high-strength Oplosmiddellijm for use with CPVC and PVC piping systems carrying acids, bases, salts, and hypochlorites.
  • Approved for Corzan® CPVC piping systems.
Weld-On 719 PVC
Weld-On 719 PVC
  • Premium, high-strength formulation for large size industrial piping systems.
  • Ideal for fabrication of large fittings and applications requiring high gap filling properties.
  • Suitable for irrigation, conduit, other pressure and non-pressure applications.
Weld-On 719 ECO MAX
Weld-On 719 ECO MAX
  • Premium, high-strength formulation for large-size industrial piping systems.
  • Ideal for fabrication of large fittings and applications requiring high gap-filling properties.
  • Suitable for irrigation, conduit, and other pressure and non-pressure applications.
  • THF and CYCLO FREE
Weld-On 773 ABS
Weld-On 773 ABS
  • For plumbing applications (DWV, sewer and drain buis), conduit and foam core.
  • Low VOC
  • All classes and Schedules with interference fit through 8″ (200 mm).

Pool & Spa Oplosmiddellijms

Weld-On 725 Wet 'R Dry
Weld-On 725 Wet 'R Dry
  • Premium formula for wet conditions and/or quick pressurization.
  • Suitable for irrigation, plumbing, and pool & spa applications.
  • Kan zonder primer worden gebruikt op systemen zonder druk als de plaatselijke voorschriften dit toestaan.
Weld-On 748 ECO Pool Fast
Weld-On 748 ECO Pool Fast
  • Maximale sterkte met minder geurende dampen voor een verbeterde werkomgeving.
  • gemiddelde viscositeit, maximum strength and snelhardendting cement; formulated for pool maintenance and repair.
  • Blue cement fades to helder in sunlight for reiniger looking joints.
Weld-On 746 ECO Pool Heavy
Weld-On 746 ECO Pool Heavy
  • hoge viscositeit cement for pool & spa applications.
  • Maximale sterkte met minder geurende dampen voor een verbeterde werkomgeving.

primers & reinigers

Weld-On P-68 primer
Weld-On P-68 primer
  • Essential for proper softening and preparation of PVC and CPVC buis and fitting surfaces.
  • Maximale sterkte met minder geurende dampen voor een verbeterde werkomgeving.
Weld-On P-70 primer
Weld-On P-70 primer
  • Premium, industrial strength primer essential for proper softening and preparation of PVC and CPVC buis and fitting surfaces.
  • Recommended for use on Schedule 80 (PN 10 and higher) and large size buis.
  • Excellent for cold weather applications.
Weld-On C-65 reiniger
Weld-On C-65 reiniger
  • For removal of oil and grease from the surfaces of PVC CPVC, ABS and STYRENE buis and fittings for bonding.
  • Use before priming of buis and fittings.

SIGN UP NOW FOR FREE PVC Oplosmiddellijm TRAINING!

Weld-On trainers have conducted over 2580 presentations and trained 32,055 installers at no expense to the customer.
Learn professional techniques that have been tested and proven to give you an advantage over your competition.
  • Learn from a company trusted by millions over the past 70 years.
  • Get proven techniques by professionals to outperform the competition.
  • Bid confidently and get more jobs with trained installers.
  • Complete projects faster and reduce repair expenses.
  • Learn how to select the suitable PVC cement for the job.
  • Live in-person training classes available for your entire crew.
  • Live webinar training courses available throughout the year.
  • Self-guided online videos available.

Contact us today to get more information about free customized training courses designed to accommodate your busy Schedule.