Stormwater Drainage Solutions

7 products

    Stormwater drainage solutions from Steel Builders that can tackle whatever the weather brings. We have various galvanised steel stormwater drainage products and aluminium drain solutions for other outdoor drainage needs. Surface flows, torrential rain, and flooding won't be a problem using Steel Builders' stormwater grates and drains. 

    Installing a stormwater drainage system in your home is not only a simple DIY job that virtually anybody can complete themselves it's also a cost-effective strategy to prevent unwelcome flooding and drainage problems. For drainage solutions inside the home, check out our range of floor wastes for showers and bathrooms. 

    Our expert crew of site welders provide onsite welding and rectification for your stormwater drainage products where required. You'll have all your stormwater supplies and indoor drainage solutions within 24 hours thanks to next-day shipment throughout the Sydney metropolitan region, FREE pick-up from either one of our St. Mary's Belmore warehouses, and next-day dispatch. For an approximate delivery time estimate for all made-to-order products, including custom grates and drains, check out our Standard Lead Times.

    There is no better option for structural steel supplies than Steel Builders, which maintains supply ties with 85% of NSW's project builders. We also provide cost-effective lead times, full packages, and  free quotations for domestic housing projects, serving the entire Sydney metropolitan area, Wollongong, Newcastle, and Canberra.

    Explore the rest of our website for structural steel, including steel lintels and building supplies for your next project, or check out our Grate and Drainage Configurator to help choose the best drainage products for your needs. We’ve even got a handy guide for installing driveway grates and drains in your home with external drain products from Steel Builders and some more information about installing a stormwater drainage system in your backyard.


    7 products
    Stormwater Steps - Steel Builders
    Stormwater Steps - Steel Builders
    Step Irons & Steel Pit Ladders
    from $17.60
    Stormwater Maxi Mesh (3D) - Steel Builders
    Maxi Mesh Galvanised Steel Trash Screens
    from $215.00
    Galvanised RHS Kerb Outlet - Steel Builders
    Galvanised RHS Kerb Outlet - Steel Builders
    Stormwater Kerb Outlet (RHS)
    $109.51
    Stainless Steel Stormwater Orifice Plate - Steel Builders
    Stainless Steel Stormwater Orifice Plate - Steel Builders
    Stainless Steel Orifice Plates for Stormwater
    from $121.00
    Rectangular Hollow Section (RHS) - 150mm x 100mm x 4mm - Steel Builders
    Rectangular Hollow Section (RHS) - 150mm x 100mm x 4mm - Steel Builders
    Steel RHS (Rectangular Hollow Section) - 150 x 100
    from $193.93
    Rectangular Hollow Section (RHS) - 200mm x 100mm x 4mm - Steel Builders
    Rectangular Hollow Section (RHS) - 200mm x 100mm x 4mm - Steel Builders
    Steel RHS (Rectangular Hollow Section) - 200 x 100
    from $223.50
    Galvanised Rectangular Hollow Section (RHS) Joiner - Steel Builders
    Galvanised Rectangular Hollow Section (RHS) Joiner - Steel Builders
    Galvanised Steel RHS Tube Joiners
    $53.50