Custom Civil Drainage Solutions

Custom Civil Drainage Solutions


Weldlok has been manufacturing custom-designed grating and civil solutions in Australia for more than 40 years. Our in-house expertise extends across teams in engineering, manufacturing, project management, quality and compliance, working together to solve complex and specialised drainage problems – big or small. As part of NEPEAN Building & Infrastructure, Weldlok has well established manufacturing […]

Mild Steel Grates

Weldlok Drainage Grates are considered the industry benchmark amongst civil products. We are the only Australian manufacturer of drainage grates to offer a product which is load tested by our NATA accredited facility (12043) as well as complying to AS3996-2019. At Weldlok, our team design and manufacture Custom Steel Grating and Civil Drainage Products. Weldlok […]

Stainless Steel Drain Grates

Stainless Steel Drain Grates provide enormous value across the total lifespan and are designed with an aesthetic visual impact. The performance of stainless steel is unparalleled and choosing Stainless Steel Drain Covers and Stainless Steel Drain Grates is the most cost-effective option for the long term. Uses for Stainless Steel Drain Grates Stainless Steel Drain […]


Orca Drain Grating

ORCA Drain by Weldlok is a technical range of Australian-designed polymer concrete drainage channels available from NEPEAN Building and Infrastructure, developed to provide a reliable water management solution. Based on the finest materials and latest technology, this range has been developed with excellent hydraulic performance and durability to cater for maximum loads. Quality-compliant, ORCA Drain […]