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Atlantic-Oase 304 Stainless Steel Spillways

Regular price $367.99
Sale price $459.99
Size: 12"
Finish: Stainless Steel
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Photo of Atlantic-Oase 304 Stainless Steel Spillways
Atlantic-Oase 304 Stainless Steel Spillways
Regular price $367.99
Sale price $459.99

The Atlantic-Oase 304 Stainless Steel Spillways bring elegance and durability to freshwater hardscape projects. Available in brushed stainless or a rich copper finish, they transform plain walls into dynamic water features. Their heavy-gauge 304 stainless construction ensures lasting performance, making them a dependable choice for residential and commercial settings alike.

Designed for convenience, these spillways replace 4-inch wall blocks directly, eliminating the need for cutting during installation. The load-bearing body supports up to 80 pounds per linear foot, allowing them to integrate cleanly into masonry walls. A non-clogging weir maintains smooth water flow and minimizes maintenance, even in open basin applications.

Why Choose Atlantic-Oase 304 Stainless Steel Spillways?

  • Attractive finishes: Choose from brushed stainless or copper for a timeless look.
  • Durable material: Heavy-gauge 304 stainless steel stands up to freshwater use.
  • Simple install: Replaces 4" wall blocks for easy block-wall construction.
  • Strong support: Load-bearing design handles 80 lbs per linear foot.
  • Low maintenance: Non-clogging weir keeps water flowing evenly.

PRO TIP

Set the spillway back slightly from the wall face and surround it with matching stone or block. This creates a cleaner transition and helps the flowing water look like a natural extension of the wall design.

AO-73858AO-73855AO-73856AO-73860AO-73862AO-73857
ModelCS12SS12CS24SS24SS36CS36
Flow Rate1,200 gph2,400 gph3,600 gph
Projection9-10" at 18"H & 1,200 gph9-10" at 18"H & 2,400 gph9-10" at 18"H & 3,600 gph
Inlet1½" FIPT
Dimensions12"W x 8½"D x 4"H24"W x 8½"D x 4"H36"W x 8½"D x 4"H
Package Weight6 lbs.9 lbs.12 lbs.
Warranty3-year

Product Manuals
Spillway Cleaning Manual Spillway Manual
CAD Details
Free 3D Viewer Download eDrawings Viewer Stainless Steel Spillway 3D Models 12" | 24" | 36" Stainless Steel Spillway Technical Drawings 12" | 24" | 36"
Shipping Information

We aim to get your pond and water garden supplies to you as quickly as possible.

  • Orders over $199 CAD ship free across Canada (excluding oversized items).
  • A flat rate of $14.99 applies to all smaller orders.
  • Standard delivery takes 1 to 4 business days.
  • Most in-stock items are dispatched within 24 hours.
  • Special order items may require 2 to 14 business days before shipping, depending on availability.
Returns & Exchanges

If something isn’t quite right, we’ve got you covered.

  • Returns are accepted within 30 days of delivery.
  • Items must be unused, in original packaging, and include all parts and proof of purchase.
  • Items marked as Clearance are final sale and cannot be returned or exchanged.

For full details, please review our Shipping Policy and Refund Policy.

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