6" POLYCAST® Drainage Kit w/Stainless Steel Slotted Grate


6″ POLYCAST® Drainage Kit w/Stainless Steel Slotted Grate


Pre-sloped polymer concrete system by POLYCAST®.



Hubbell’s POLYCAST® 600 Series is a 6.25″ wide (OD) polymer concrete channel that has a built-in .65 percent slope that allows the system to achieve flow rates of 470 GPM.   The optional stainless steel edge protection give a very clean look to your installation plus protects the top edge of the channel from chipping.  POLYCAST® 600 Series installation chairs tighten the joints between channels while aligning and leveling the drainage run. Each installation chair is secured to the ground (using your own rebar), ensuring that the channels will not float during the concrete pour.


  • Stainless Steel slotted grates – (Class A Load Rating – Pedestrian Only)
  • Open Surface Area:  20%
  • Material: Stainless Steel


Each POLYCAST® 600 Kit Includes:

  • 48″ POLYCAST® pre-sloped channel (1 for each 4′ of kit ordered)
  • 48″ Stainless Steel Slotted grate (1 per channel)
  • Grate Hold-down devices (2 per grate)
  • Installation Chairs
  • End Outlet (fits 4″ S&D pipe)
  • End Cap
  • Installation instructions


Optional Frame/Edging

  • POLYGUARD® Stainless steel channel edging


If you are needing a longer length,  you can order several kits to the length you need or 

Want to learn more about this system. Click here for more information.


Layout Info:
Before we can ship your pre-sloped drain order, a layout will need to be approved by you.  Once we receive your order, we will contact you via email with a layout drawing showing what channels you will receive and the order they need to be installed.  We will need a confirmation email from you that you accept the layout.  If you choose all neutral channels (no slope), please note this in the ‘Order Notes’ during checkout.  A layout is not necessary with neutral channels. reserves the right to choose the channel depth of the channels you receive. If you have certain channels or a channel depth in mind, please note this in Order Notes at checkout. We will do our best to accommodate you if the channels are in stock.


Additional information

Weight N/A
Dimensions N/A
Kit Length

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No Edge Protection, Stainless Steel Edging


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