Ella Walter
The Tile Redi shower pan is a popular choice for bathroom renovations, with its seamless design and integrated shower pan, drain, and drain grate. However, there is some confusion and debate among plumbers and contractors about whether to use mortar or thinset underneath the shower pan for proper drainage and installation. While some plumbers advise against using mortar or thinset, others argue that it is necessary for support and leveling and proper drainage slope. In this discussion, we will explore the pros and cons of using mortar or thinset with the Tile Redi shower pan and provide insights into ensuring a successful installation with proper drainage.
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What You'll Learn
- Tile Redi shower pans require a flat, level surface for proper drainage
- The manufacturer recommends using a bed of mortar for support and levelling
- Some plumbers suggest that a concrete slab is sufficient
- Latex-modified thinset can be used to fill low spots in the shower pan
- Screwing or nailing through the shower pan should be avoided to maintain its leakproof design
Tile Redi shower pans require a flat, level surface for proper drainage
Tile Redi shower pans require a flat, level surface for proper adhesion and drainage. While the instructions on pre-made shower pans recommend installing the pan onto a bed of mortar, some professionals disagree with this method. Plumbers and tile installers may be reluctant to work with mortar or thinset, and some users have reported issues with this installation method.
It is important to note that the mortar is used for support and levelling, and it is not meant to be the primary adhesion method. The Tile Redi shower pans should be installed directly on the subfloor or a concrete slab. If there are any low spots or unevenness on the surface, they can be built up using a modified thin-set mortar before tiling. This will ensure that the shower pan is level and sloped correctly for proper drainage.
One user reported that they had to redo their tile installation due to water pooling in one spot, which could have been avoided by ensuring a level surface and proper drainage slope during the initial installation. It is recommended to use a water test to identify any low spots before tiling over the shower pan.
When working with Tile Redi products, it is important to follow the manufacturer's instructions and recommendations. Their website recommends using a modified thin-set or tile mortar for proper adhesion. It is also crucial to avoid puncturing or screwing through the shower base pan, as this can compromise its leakproof design.
Overall, ensuring a flat and level surface is crucial for the proper drainage and long-term performance of Tile Redi shower pans. While the use of mortar or thinset may be debated, the key factor is achieving a level surface that allows for correct drainage and adhesion of the tiles.
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The manufacturer recommends using a bed of mortar for support and levelling
While installing a Tile Redi shower pan, it is essential to follow the manufacturer's instructions and recommendations for a successful installation. One critical aspect highlighted by the manufacturer is the use of a bed of mortar for support and levelling.
The manufacturer's instructions for Tile Redi shower pans specify the importance of using a bed of mortar during installation. This mortar bed serves as a foundation, providing support and ensuring the shower pan remains level. By following this recommendation, you can achieve a sturdy and balanced installation.
The process of installing a Tile Redi shower pan on a mortar bed involves several steps. First, prepare a soupy mixture of mortar, ensuring it is consistent and easy to work with. Then, place the shower pan into the mortar bed, applying moderate pressure to set it in place. Utilize a level to ensure the pan is straight and even, making adjustments as necessary by adding more mortar or levelling the surface.
It is worth noting that some installers have expressed concerns about the effectiveness of this method, suggesting that simply placing the shower pan on existing concrete slabs may be sufficient. However, the manufacturer's instructions emphasize the use of mortar for a reason. The mortar bed provides a critical function in ensuring proper adhesion and drainage. By creating a level surface, the mortar bed helps maintain the integrity of the shower pan's leakproof design.
When selecting the appropriate mortar for your Tile Redi shower pan, consider using a modified thin-set mortar, specifically a latex-modified thinset. This type of mortar is designed to securely adhere tiles to surfaces and can be an effective choice for your installation. Additionally, pay attention to the amount of mortar used, ensuring you use a generous amount to create an adequate bed for the shower pan to rest on.
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Some plumbers suggest that a concrete slab is sufficient
While some plumbers suggest that a concrete slab is sufficient for a shower pan, it is important to consider the specific requirements and constraints of your project. Here are some factors to consider:
First, a concrete slab can provide a solid and durable base for a shower pan. It offers a flat and level surface, which is essential for proper adhesion and drainage of the shower pan. This is especially important if you are installing a Tile Redi shower pan, which requires a level surface for proper installation.
Second, a concrete slab can also act as a waterproofing layer, preventing water from seeping through to the subfloor. This is an important consideration, as proper drainage and waterproofing are crucial to prevent mould, tile failure, and eventual failure of the entire mortar pan. An additional layer of waterproofing membrane underneath the slab can further enhance this protection.
Third, a concrete slab provides a stable base for tiling. Tiling can be installed directly onto the concrete slab, providing a secure and long-lasting installation. This eliminates the need for additional mortar or thin-set mortar beds, which some plumbers may be hesitant to work with.
However, it is worth noting that there are alternative methods to using a concrete slab. One option is to use a "dry pack" mixing method, which involves creating a mortar bed with a slope to the drain. This method provides a similar level of durability and drainage but may require more specialised knowledge and tools.
Additionally, when working with concrete slabs, it is important to consider the shape and size of the shower area. Concrete slabs are typically used for larger areas, as they can be more taxing to work with in smaller or oddly shaped spaces. Furthermore, the potential for cracking in concrete slabs is a concern, especially if the slab is not properly reinforced.
In conclusion, while some plumbers suggest that a concrete slab is sufficient for a shower pan, it is important to carefully consider the specific requirements of your project. Concrete slabs offer durability, waterproofing, and a level surface for adhesion and drainage. However, alternative methods, such as the "dry pack" mixing method, can also be effective. Consulting with experienced professionals and referencing reliable guides can help ensure a successful shower pan installation.
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Latex-modified thinset can be used to fill low spots in the shower pan
While Tile Redi shower pans are designed to be installed directly onto a subfloor or a concrete slab, it is important to ensure that the surface is flat and level for proper adhesion and drainage. This is where latex-modified thinset comes in.
Latex-modified thinset is a type of tile mortar that can be used to fill low spots and create a slope in the shower pan for effective drainage. It is designed to bond strongly to properly prepared surfaces and fill low areas, also known as "bird baths". By filling in these low spots, the thinset helps to create a flat and level surface, which is crucial for the proper installation of the shower pan.
Additionally, latex-modified thinset can also be used to adhere tiles to the shower pan. It is important to follow the manufacturer's instructions when using this product, as it requires mixing with potable water. While some plumbers may be hesitant to work with mortar or thinset, following the manufacturer's recommendations is essential for a successful installation.
It is worth noting that there are different types of thinset available, and the specific type required may vary depending on the shower pan and tile being used. For example, unmodified thinset is preferred when using a fiberglass shower pan as it fills gaps and provides support without bonding strongly, making it easier for future plumbers to service the shower. Modified thinsets can take longer to cure and are designed for specific applications.
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Screwing or nailing through the shower pan should be avoided to maintain its leakproof design
When installing a shower pan, it is important to avoid screwing or nailing through the shower pan itself. This is because the shower pan is designed to be leakproof, and any punctures or holes created by screws or nails can compromise its integrity, leading to potential water leakage.
While it may be tempting to screw or nail through the shower pan to secure it in place, there are alternative methods to ensure a sturdy and safe installation. One common method is to use a bed of mortar or thin-set, which provides support and levelling for the shower pan. This method is often recommended by manufacturers and can result in a more solid installation. Additionally, the use of mortar or thin-set can help prevent movement and cracking in the shower pan, which could otherwise lead to structural issues and leaks.
It is worth noting that some plumbers or contractors might suggest simply placing the shower pan directly on top of the existing foundation concrete slabs. However, this may not provide adequate support, and it is generally recommended to follow the manufacturer's instructions, which typically advise the use of mortar or thin-set. By using the appropriate installation methods and materials, you can ensure the shower pan remains leakproof and secure.
In some cases, it may be necessary to screw above the pan into the framing to prevent shifting as the pan sets into the mortar. This approach ensures that the shower pan remains stable and secure without compromising its leakproof design. It is always important to refer to the manufacturer's instructions and guidelines to determine the best installation practices for your specific shower pan model.
When installing a shower pan, it is crucial to consider the weight limits and follow the manufacturer's recommendations. Over time, improper cleaning methods or the use of certain chemicals can deteriorate the structural quality of the shower pan. Therefore, it is important to take the necessary precautions to maintain the integrity of the installation and prevent any potential issues. By following the manufacturer's instructions and avoiding screwing or nailing through the shower pan, you can ensure a safe, leakproof, and long-lasting installation.
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Frequently asked questions
Yes, Tile Redi shower pans require a bed of mortar for support and levelling. However, plumbers may be reluctant to work with mortar and instead suggest placing the shower pan directly on top of the existing foundation concrete slabs.
Tile Redi approves the following thinsets for their pans: Laticrete Platinum 254, TEC Ultimate 6, CBP (Home Depot), and Mapei (Lowes/Floor&Decor). Versabond tile mortar is also recommended by some users.
No, the shower base pan is already waterproof and ready to be tiled.
