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mortar for shower pan

What You Need To Know About Mortar For Shower Pan Walls

If you’re planning on installing a new shower or bathroom in your home, you might need to decide between building with a mortar-bedded shower pan wall or a non-mortar shower pan. In this article, they explain what mortar is and what the pros and cons are of each type of shower pan wall.

Mortar is a versatile material that can be used for many purposes around the home. One such use is as a shower pan wall filler. Here are some things to know about mortar for shower pan walls.

Mortar can be used to fill in any gaps or cracks in shower pan walls. It can also be used to seal existing cracks and gaps. Once the mortar has dried, it will be tough and resistant to water damage.

mortar for shower pan

Why Use Mortar For Shower Pan Walls?

There are several reasons why mortar may be preferable over other materials for shower pan walls. First, mortar is more durable than other wall fillers. It will not easily crack or break, which means that it will last longer than other options. Additionally, mortar is easy to apply and does not require special tools or skills. Finally, mortars are affordable and can be sourced at most home improvement

How to Apply Mortar For Shower Pan Walls?

Mortar is a type of mortar that is used to bond two or more pieces of material together. Mortar can be used to bond brick, stone, and other types of masonry together. Mortar is also used to attach roofing material to a structure.

To apply mortar for shower pan walls, you will need the following supplies:
-Pipe fitting
-Ruler or measuring tape
-Cement mix
-Straw bale
-Hose attachment nozzle
-Spade or trowel edge
-Cleaning supplies (bucket and brush)

Steps to apply mortar for shower pan:

Mortar for shower pan walls can be a quick and easy way to add some extra strength and stability to your bathroom. Follow these simple steps to get started:

1. Remove the old shower pan liner. This is usually a plastic or metal sheet that is attached to the wall with screws or nails.
2. Measure the width of the mortar joint and multiply by 2.5 to get the height of the mortar joint above the surface of the wall.
3. If you are using self-leveling mortar, mix the ingredients according to the manufacturer’s directions. If you are using lime based mortar, mix 1 part lime to 3 parts water. Apply a layer of mortar to each side of the joint, using a trowel or a piece of scrap wood as a flat surface.
4. Wait at least 24 hours for the mortar to dry completely before installing your new shower pan liner.

Important Considerations for Mortar For Shower Pan Walls

When it comes to shower pan walls, there are a few things you need to keep in mind. First and foremost, make sure the mortar is of the proper quality. Second, be sure to properly install the mortar so that it is stiff and does not move or loosen over time. Finally, be sure to seal the mortar joints with a waterproof sealant to ensure a watertight barrier between your shower and the wall.

The type of mortar used will determine the strength and longevity of the wall connection. For shower pan walls that will only be used for occasional flooding, a mortar mix composed primarily of sand and cement is sufficient. For walls that will be subjected to more frequent water exposure, a mortar mix that includes more Portland cement will be required in order to withstand the stress and pressure from rainfall.

The size and shape of the shower pan also affect the choice of mortar mix. If the pan is relatively small, a lightweight mortar mix composed mainly of sand can be used. If the pan is large or has curved edges, a heavier mortar mix containing more Portland cement may be necessary to provide adequate support.

In addition to the type of mortar and its composition, other factors such as temperature and humidity must also be considered when choosing a mortar for shower pan walls. Mortar becomes brittle in cold temperatures and can crack if it becomes wet. Likewise, if too much moisture accumulates in the air around the pan wall, it can cause corrosion which will weaken the mortar and ultimately lead to failure.


If you’re thinking about installing mortar for shower pan walls, it’s important to be aware of a few things. First and foremost, make sure you have the proper tools and supplies on hand so that you can get the job done properly. Second, be sure to read the manufacturer’s guidelines carefully before starting work so that you don’t end up damaging your walls or even worse — flooding your bathroom! And finally, if you ever have any questions about what mortar is or how to use it, be sure to reach out to a professional installer like SOS Plumbing & Heating Inc. We would be happy to help!