About Us

Industry Leader

KenKar Plastics was established in 1998 and has grown to be an industry leader in the supply, fabrication and onsite welding of polyethylene pipe systems.

With a core focus on polyethylene (PE), our warehouse stocks a complete range of PE100 pipe, fittings and related products.

Our extensive range of supply partners, combined with our onsite welding and fabrication capabilities up to 1,200 diameter, provides us the ability to meet our customers’ needs and deliver solutions for any pipe application.

KenKar Plastics established focusing on polyethylene welding
Achieved Sydney Water certification as an approved polyethylene welding contractor
Became a member of PIPA
KenKar inhouse fabrication of a 100% fully functioning polyethylene boat
Commenced build of a new purpose based facility in Prime Drive Seven Hills (Current Location)
Completed Mardi Dam 1200mm SDR11 supply and weld which at the time was Australia's largest diameter PE pipe project
Acquired first High Pressure Welder beign a Technodue PT630Car Butt Welder
Onsite welding for 11km of 560mm sewer rising main from Marsden Park to Riverstone
Live tap of existing 500mm PN16 polyethylene line using large bore saddle and hot tapping tool
Onsite welding of 1.4km of 400mm SDR6 in a single string directionally drilled underneath the Shoalhaven River
Change of ownership to KenKar Water Australia

Team of Experts

Our team of experienced welding technicians and in house fabricators are supported by one of Australia’s largest fleets of polyethylene welding equipment and in house fabrication equipment including a CNC flat-bed router and precision cutting machinery.

No matter the size of the project, we have the answers.

Contact Us Today


At KenKar Plastics we understand that things don’t always go to plan, so our 24 hour emergency after hours service allows you to access our products and services when you need them the most. Simply call our main number and our after-hours service will place you in contact with one of the team.