Drainage

Professional drainage solutions — catch basins, channel drains, grates, and fittings from NDS, Oldcastle, and more. Free shipping on every order.

400-ACM-WH Middle Section with Gray Grate - 4-3/4 in W x 6 in L

Showing 41–80 of 167 resultsSorted by price: high to low

Showing 41–80 of 167 resultsSorted by price: high to low

Buying Guide: Drainage

Looking for the best drainage for your project? Big Irrigation Supply carries 167+ professional-grade drainage products from trusted brands like NDS, Advanced Drainage Systems. Free shipping across the USA.

How to Choose the Right Drainage

  • Consider your project size — residential installations may need different specs than commercial.
  • Check compatibility — make sure components work with your existing system.
  • Compare brands — we carry multiple professional brands so you can find the best fit.
  • Read specifications — product pages include detailed specs and installation guides.

Need help choosing? Our team of irrigation and landscape lighting professionals is ready to help. Browse our full selection of drainage or contact us for expert advice.