Bronze Age TDS-CATH-0336-L Cathedral 316L Stainless Steel 3″x36″ Grate Load Class B


Made in the USA
Fits the NDS Mini Channel and MAX Mini drainage systems
ADA compliant and heel friendly

Salt Water Grade

Large project? Request a Quote



This decorative stainless steel grate is made in the USA and measures 2.69″ width and a length of 35.88″. The Cathedral grate features an attractive and exclusive TDS pattern.

Compatible with the NDS Mini Channel and the TDS MAX Mini drainage system.

The marine-grade 316L stainless steel material is made to withstand corrosive environments and saltwater applications, such as saltwater pools and oceanfront sidewalks and patios.

Grates can be secured in place with 8 fasteners, TDS529 (not included).

ADA-compliant and heel-friendly, the Cathedral design is perfect for residential use, pedestrians and bicycles. This grate can also be used for sidewalks, parking lots and driveways when installed according to the Load Class B rating.

This grate has a Load Class rating of A but can be rated for a B Load Class if properly installed; see specification sheet for details.

Cathedral Stainless Steel Grate Specification Sheet | Class A or B


Grate Height

1/4 inch


Bronze Age, TDS


MAX Mini, Mini Channel

Grate Width

3 inch

Product Type


Load Class

Load Class B


Animal and Zoo, Driveway Drainage, Greenhouse, Municipal, Patio, Pool and Spa, Poolside, Residential

Grate Pattern


Grate Length

Grate Load Class


Grate Material

Grate Shape