Preformed waterproof niches made from extruded polystyrene (XPS) and coated with acrylic polymer finish that is ready to tile. Designed to allow standard size tile to be installed without cutting. Adds thermal resistance (R value of 2.5 to 3.0).
Noble Niche 305 dimentions:
|Net Weight (lbs.)||2.00|
|Manufacturer Part Number||PF-305|
|Size (L x W x H)||3 7/8" x 8 1/4" x 22 1/2"|
Answer: In the corner can not really get it mounted because you have studs behind the backer board.