• The single niche at 16 "x 16"
• The double niche is 16 "x 22 3/4"
• Niche thickness: 3 3/4"

Here are MAPEI's suggestions for the shower niche.

3 suggested products:

• Aqua desfence 4lt
• Mapelastic hpg 4lt
• Kerapoxy 946ml

* Use sand-paper and sand the niche before applying the product.