A good shower curb keeps water contained in the shower area preventing you from soaking the bathroom floor. A great and well-made shower curb does all that and is fully waterproof. This means it doesn’t take in water through leaks, allowing it to last longer

As you might expect, different people use different methods to build shower curbs. Some of these methods work fine but in this guide, I’ll be focusing on durability.

I will show you everything it takes to build a shower curb that can last decades without damage from water. Along the way, I’ll mention other methods and why I prefer to build it in a particular way. Here are the 6 steps to build a shower curb: