The Noble Square Shower Niche 301 is a preformed waterproof niche made from extruded polystyrene (XPS) and coated with acrylic polymer finish that is ready to tile.
Noble Niche 301 dimensions:
|Net Weight (lbs.)||2.22|
|Manufacturer Part Number||2841|
|Size (L x W x H)||3 7/8" x 14 1/2" x 14 1/2"|
Answer: Yes they can be used with the Schluter System, but for Schluter System Warranty we suggest using Schluter's. Best to stay in one or the other.