What is a shower lip?

It is essentially the border between the base of the shower pan and the bathroom floor. It can also be referred to as a shower threshold or a shower dam. Shower curbs can be built or bought. The form is usually made of wood or concrete, but it can also be fabricated out of rubber.

What is a shower curb?





Shower curbs serve as the border between the floor of the shower pan and the bathroom floor. They keep water in the shower, and sometimes also serve as a base for mounting brackets for a shower door.

How do you waterproof a custom shower pan?

Youtube quote:I first cut the piece to length. And then i could cut out an opening in the piece to go around the linear drain. And this membrane needs to overlap at least two inches to maintain a waterproof seal.

What is the difference between a shower pan and a shower base?

While a shower pan and a shower base both channel water into the drain, there’s one key difference: “Shower pan” is the actual shower floor that you step on, whereas “shower base” refers to the structure underneath the shower itself.

How wide is shower entry?

A shower door should be a minimum of 22 inches wide to allow for safety codes and overall ease of use. Most standard shower doors are between 22 and 36 inches wide.

How thick should a shower threshold be?





The most common, and recommended, thicknesses for stone are 2cm and 3cm – which roughly equal to 3/4″ and 1-1/4″ respectively. Obviously, the thicker stone will provide enhanced durability but will add a bulky aesthetic if it is applied throughout the entire bathroom.

What can I use for shower curb?

It’s just as easy with a concrete floor, stack about two or three concrete bricks in your desired shape. You can attach them to the floor and together with regular thinset. Check to ensure that the height of your curb does not tamper with your shower door.

How do you install a shower pan and curb?

Youtube quote:So you saw the process already of me wrapping my pan up around it and then screwing it down at the bottom. It is said you should never screw into your pan. It's very very difficult not to unless.

What do you put on top of a shower curb?

The best option is a ‘solid surface’ top…a solid piece of granite or other type of stone. The downside to this option is the added cost and the visit to a granite store. I advise that you let us install said granite because from our experience granite installers are among the least conscientious tradespeople.

Do you need both a shower base and a shower pan?



The shower base encompasses all types of bases, including floors built from mortar or cement board. A solid base is a necessity in any shower installation, so whether the shower includes a pan or is simply tile, the shower base is part of the design.

Can you put tile over a shower pan?

You cannot tile over standard polymer or fiberglass shower pans because they flex too much and will eventually crack the tile grout and possibly even the tile itself.

What do you put under a shower pan?

Line the underside of the shower drain flange’s rim with latex/acrylic or silicone caulk, per manufacturer’s instructions. In some cases, plumber’s putty – a commonly used drain flange sealant – will degrade the shower pan material, so be sure to check the manufacturer’s instructions carefully here.

Does a shower pan need a liner?



And yes, it is safe to have it. In fact, the absence of a liner can be riskier than having a one under the tiles. Installing a shower pan liner is a must and it can be the difference between an enriching experience every day to a leaky bathroom.

Do you need to waterproof under a shower base?

Shower area – High level of risk



The floor is required to be waterproofed and drained (falls between 1:60 and 1:80), walls to be water resistant and junctions and penetrations to be waterproofed.

Do you put cement board under a shower pan?

The cement board does not need to be placed under a shower pan but you can if you want to. In most cases, shower pans are installed directly over the subfloor with a mortar bed and with the cement board edge just abutting the edge of the shower pan.

Does shower pan liner go behind backer board?

The wallboard must be installed 1/8 inch above the shower pan. If the shower pan is not in place, the wallboard height must be guessed, which can lead to inaccuracies and an expansion gap that is too large or too small.

Is Hardie board good for showers?



sheets of cement board are sized for efficient use around bathtubs and showers. The core isn’t waterproof, but it can withstand getting wet without falling apart, so even if your waterproofing system leaks, the board will stay intact.

What goes behind cement board in shower?

Unless specifically manufactured as a waterproof product, cement board is water resistant but not waterproof. You must coat it with a fluid-applied waterproofing or apply a water-resistant barrier behind it that drains (BSC 2009b).

Do you need to use Redgard over cement board?

Grout is porous, sealing it won’t protect you. Also, You need one vapor barrier either behind it or over it. Redguard would be an over it application.

What do you do with a gap between tub and cement board?

Technically, after the tile is installed over the backer board that gap between it and the tub ledge should be filled with an ASTM C920 sealant (caulking e.g. silicone). Although some say you should have weep holes along this gap so any water behind can weep out into the tub.