
Our core products
Drainage Channel Systems
GDP's provides a suite of interchangeable components to create an effective water drainage system for domestic, civil, industrial and mining industries.
Stainless Products
With a variety of solutions and kits available in both 304 and 316 Stainless Steel, GDP can assist with your needs. Custom Stainless Products is one of our specialties.
Galvanized Grates
With an extensive range of both transverse and heelguard trench grates, sump grates and associated products, GDP have the solution for your project.
Pits & Risers
GDP have a range of both Precast Concrete and Polymer pits and risers to assist in your project, no matter how big or small. Our range of pits and risers are supported by our broad range of standard and customised grating options.
Civil Products
From Civil Grates and Ductile Iron Covers thru to Precast Concrete pits, GPT grates, Headwall Grills, accessories and more, we have the range of standard and custom solutions for your works.
Custom Solutions
Unable to find what you need? Everything available just that little bit different to what your project requires? Contact the GDP team and let us work with you to provide you with the finished product you have been searching for.

Civil
GDP supplies a range of both standard and custom products to the civil industry. Projects carried out include subdivisions, airports, water projects, road projects and more.

Plumbing
GDP have the products to support projects both big and small. From bathrooms and commercial kitchens through to commercial civil projects, contact the team to see how we can assist in your upcoming project.

Building & Construction
From bathrooms and balconies through to the construction and upgrades of shopping centres and sporting facilities, GDP support projects across Australia with their quality range of products.

Wholesale
Are you a reseller supporting the local market? Contact GDP to discuss options to distribute our products in your region.