Skip to content

Stainless Steel Stormwater Orifice Plate 300mm X 300mm X 3mm

Original price $183.80 - Original price $183.80
Original price
$183.80 - $183.80
Current price $183.80

Orifice Plate for on site detention system (OSD) 300x 300x 3mm

In order to control and limit the flow of water discharge to the council system, orifice plates are typically utilised as a component of an on site detention system (OSD). This is crucial, especially during brief, heavy storms, to assist regulate water flow and lessen the likelihood of flooding downstream.


  • Material Grade: 304 Stainless Steel
  • Plate Sizes: 300 mm x 300 mm¬†
  • Thickness: 3 mm
  • No. of Anchored Holes: 4 holes (1 in each corner) to anchor into position

These Plates are supplied with pre-cut middle holes and two Middle Hole Sizes to choose from:

  • Middle Hole Size: 100 mm
  • Middle Hole Size: 130 mm

 All these orifice plates are available to purchase from our Sydney, Australia Stock.

Please browse our grates and channels selection for other sizes.

Want Better Pricing? Request a Quote

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Stock Clearance Significant Discounts on Selected Items
Shop now
Project Autumn Discount: AUT5 5% OFF storewide. The code will be automatically applied at checkouts.