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Wall Panels and Surrounds for Walk-In Tubs: Acrylic 3-Panel Kits, Cultured Marble, and PVC Tiles

Updated September 2026

Wall panels and surrounds for walk-in tubs from Ella's Bubbles come in four families: an acrylic 3-panel wall kit, SMC subway-pattern wall kits, cultured marble wall panels, and grout-free tongue-and-groove PVC wall tiles. None of these is a tub-specific surround molded to one model. They are wall systems that you cut and fit to your space, so the key rule is that whatever you choose must match the tub footprint exactly and overlap the tile flange and deck so water stays in front of the wall. Availability of each line changes over time, so please check the current shower and accessories pages on ellasbubbles.com or ask your Ella dealer or the team at (800) 480-6850 before ordering.

Acrylic 3-Panel Wall Kit

The acrylic Shower Wall Panel 3-piece kit is one wide back panel and two side panels that give you a waterproof, easy-to-clean surface that resists stains and scratches. Older kits measure 36 by 97 inches on the sides and 60 by 97 on the back; the current kits are 40 by 60 by 98 or 40 by 60 by 105 inches, and a shorter 40 by 48 by 60 inch version is offered as a walk-in tub surround. It is available in various patterns, finishes, and colors, including CNC engraved marble and stone patterns. The installation manual for the CNC engraved pattern kit is published at this link, and the kits are shown at ellasbubbles.com/showers/three-panel-kit/marble-stone-acrylic-shower-wall-kits/. The 6-panel surround is the only kit with built-in reversible shelves.

Ella Carrara marble acrylic 3-panel shower wall kit with built-in shelves and a white soap dish accessory
The acrylic 3-panel kit in a Carrara marble finish, with molded shelves and a white soap dish.
How to Cut Acrylic Shower Wall Panels Safely

Watch: How to Cut Acrylic Shower Wall Panels Safely | Ellau2019s Bubbles Cutting Guide on its own page.

The video above demonstrates safe cutting of the acrylic panels. When you cut acrylic panels to size for an odd-shaped alcove or a window, the cut edges are finished with trim strips or sealant from a tile or building supply store, since Ella's Bubbles does not supply custom edge pieces. The glue-only method, silicone dot spacing and 24 hour bracing are in installing the SMC kit, the 3-panel kit and the tiles.

SMC Subway Wall Kits

SMC (sheet molded compound) panels are a pressed fiberglass composite with a glossy white subway tile pattern, an integrated flange on each panel and a tongue-and-groove interlock. The 12-piece kit covers 36 by 60 by 96 inches, a 9-piece kit reaches 72 inches high, and a 6-piece kit at 48 inches high is sized for walk-in tub surrounds that do not need floor-to-ceiling coverage. They go up bottom row first on 100 percent silicone with overlapping flanges, so there are no grout lines to maintain.

Ella six-panel SMC subway tile wall kit, 48 inches high, sized as a walk-in tub surround
The 6-piece SMC subway kit at 48 inches high, the tub-surround size.

Cultured Marble Wall Panels

Transform Your Shower with Cultured Marble Wall Surround
Chapters in this video
  1. 0:00 Cultured Marble Shower Walls Ella's Bubbles presents cultured marble and travertine shower walls made from natural quartz and granite composite.
  2. 0:18 Multi-Piece Shower Surrounds Multi-piece shower surrounds are perfect for bathroom remodels and one person can carry and install them.
  3. 0:35 Custom Fit Panels The edges are factory finished for seamless panel joining but can be trimmed and cut for a custom fit.

Watch: Transform Your Shower with Cultured Marble Wall Surround with chapters and a full transcript.

As the video explains, Ella's cultured marble travertine shower walls are made from a natural quartz and granite composite with a gel coat surface, for a natural look and feel that is durable and easy to clean. They come as multi-piece surrounds of eight, six, or four panels, and the panels are light enough to be carried and installed by one person. The panels are glued over drywall, plaster, painted walls, Durock, or even existing tiles. The edges are factory finished for seamless joining, but they can be trimmed and cut for a custom fit. Please note that this line has had limited availability, and matching replacement panels are not always available, so if color matching matters to you, ask our team about current stock and consider ordering a spare.

Grout-Free Tongue-And-Groove PVC Tiles

Grout-less Tongue & Groove PVC Carrara Tile Installation
Chapters in this video
  1. 0:00 Introducing Grout-less Shower Tiles We introduce Ella's Bubbles PVC grout-less shower tiles, a simple and stylish way to upgrade your shower or bath enclosure.
  2. 0:14 Measuring and Cutting Tiles We demonstrate how to carefully measure, score, and snap the tiles to get the precise piece you need for installation.
  3. 0:35 Upgrading Your Enclosure In no time at all, you have upgraded your shower or bath enclosure with a beautiful, modern look.

The PVC grout-less tiles are a simple way to upgrade a shower or bath enclosure. They can be placed over new or existing surfaces and fit together with a snug tongue-and-groove connection. The video shows the full sequence: Watch: Ella's Bubbles: Grout-less Tongue & Groove PVC Carrara Tile Installation with chapters and a full transcript.

  1. Measure carefully.
  2. Score and then snap the tile to get the precise piece you need.
  3. Apply adhesive to the back of the tile. Our team recommends Loctite construction adhesive.
  4. Place a thin bead of silicone at each joint to ensure a watertight seal.
  5. Set the tile and snap it into place, then continue to the next.

The tiles measure 12 inches by 24 inches and come 8 tiles to a box, and one box covers 16 square feet. To estimate your order, measure the square footage of the walls you plan to cover, divide by 16, and round up, adding a little extra for cuts. Finishes have included Carrara white and brushed concrete. Current styles are listed at ellasbubbles.com/showers/accessories-and-fixtures/tongue-and-groove-shower-wall-tile/.

Ella walk-in tub with hydro jets and swivel tray set against Carrara marble-look grout-free wall panels
Grout-free Carrara tiles finishing the walls around a walk-in tub.

Fitting the Surround to Your Tub

  • Wall surround kits must match the tub's exterior footprint exactly. An ill-fitting surround creates gaps that let water behind the walls, which is a serious long-term problem.
  • Panels and tiles should overlap the tile flange and the flat deck, and every joint gets silicone caulk. Our tile flange article covers that detail.
  • Ella's Bubbles does not provide corner trim pieces, edge trim, or replacement window trim. Tile shops carry suitable trims for corners and cut edges.
  • For some models, such as the Transfer60, there is no model-specific surround. Many customers use tile or a universal surround from another supplier, sized to the footprint.
  • If your tub sits in a 60 inch alcove with an extension panel, the wall system finishes over the panel as well; see will it fit my alcove.

Cutting Around a Window

If there is a window in the installation area, you cut the back wall panel to create the opening for the window, and the existing window trim is cut as needed. Ella's Bubbles does not provide replacement trim, so plan to finish the window edges with trim and sealant from a local supplier. Measure the window twice and cut the panel on a flat, supported surface.

For the stock panel sizes, how to pick the right width for each wall, and how to cut and finish the edges, see cultured marble shower wall panels: stock sizes, cutting to fit, and finishing the edges.

Common Questions

Do you sell a surround for my tub?
We offer wall systems, not tub-specific surrounds. The acrylic 3-panel kit, SMC kits, cultured marble panels and PVC tiles are all cut and fitted to your alcove, so any of them can finish the walls around an Ella tub as long as the footprint matches.
Can the panels go over existing tile?
Cultured marble panels can be glued over existing tile, and the PVC tiles can go over new or existing surfaces. For the acrylic 3-panel kit, solid ceramic tile can stay if firmly attached; follow the published installation manual and have your installer confirm the wall condition.
How many boxes of tongue-and-groove tile do I need?
Each box of Ella's Bubbles PVC grout-less tongue-and-groove tiles contains 8 tiles and covers 16 square feet. To estimate your order, measure the total square footage of the walls you plan to cover, divide that number by 16, and then round up, adding a little extra for cuts. Our team often suggests around 8 boxes for a typical three-wall enclosure, but the exact quantity needed will vary depending on your specific layout and dimensions.
What adhesive do I use?
For Ella's Bubbles PVC grout-less tongue-and-groove tiles, our team recommends using Loctite construction adhesive on the back of each tile, along with a thin bead of silicone at every joint to ensure a watertight seal. For the acrylic 3-panel wall kit, the installation method uses 100 percent clear silicone only. The SMC (sheet molded compound) subway wall kits also go up on 100 percent silicone.
How do I handle corners?
Ella's Bubbles does not provide corner trim pieces for any of its wall panel systems. When finishing corners, you should use corner trim or waterproof seal strips from a tile or building supply store. These trims should be applied with a high-quality silicone caulk to ensure a watertight seal.
Can I get a sample of the panels or tiles?
Sample availability for Ella's Bubbles wall panels and tiles has varied over time. To get the most current information on whether samples are available for the specific finish or pattern you are considering, please contact our team directly. They can provide the current answer regarding stock and availability.
Which wall panel surround kit has built-in shelves?
The 6-panel acrylic surround is the only wall panel kit from Ella's Bubbles that features built-in reversible shelves. Other wall systems, such as the SMC subway wall kits and the acrylic 3-panel wall kit, do not include built-in shelves. For these kits, you would use surface-mounted SMC or acrylic soap dishes and caddies instead.
Do I have to tile around my walk-in tub at all?
No, you do not have to tile around your walk-in tub. Many owners choose to use wall panels or acrylic surrounds instead of traditional tile. Whichever wall finish you select, it is crucial that it overlaps the tub's tile flange and the flat deck, and that every joint is properly sealed with silicone caulk to prevent water from getting behind the walls.
The panels arrived rolled in a box. How do I flatten them, and can they be bent?
Unroll the 1/8 inch acrylic panels and let them rest about a day to flatten. They can be bent with a heat bender, and walls and click tiles are scored on the back and snapped for a clean cut. Damage in a rolled kit is rare; inspect on arrival.
What sealant should I use, and can I drill the surround for a curtain bar?
Use a high performance adhesive in sausage packs for bonding plus matching caulk in white or translucent; translucent lets a stone pattern show through. The panels can be drilled to anchor a curtain bar, and corner shelves and soap dishes come with screws but must also be siliconed to the wall.
The 30 and 32 inch back panels add up to 62, not 60. How does that work?
The two back panels overlap 2 inches to make a 60 inch wall, and panels are meant to be cut down when the space is smaller. Stacked on a 40 inch tall tub, the 52 inch surround panels reach about 92 inches. The walk in tub surround is sized for the larger tubs and is cut down for smaller models such as the Mobile; it is too short for the low LayDown, which uses full height shower walls trimmed to fit.
Is the niche the same material as the panels, and do you sell a tile ready base?
Shower niches are a different plastic in a similar white, not a perfect match to glossy panels; cut the panel, frame behind, slide the niche in, seal the perimeter and support the bottom shelf. All Ella bases are acrylic; there is no tile ready base. A half inch gap at a curb is solved by furring the wall out with backer board.

Have a question that depends on your exact model or configuration? Open a ticket at ellasbubbles.com/support or call (800) 480-6850 and our technical support team will be glad to help you and your installer.

Upgrade Your Bathroom With Custom Engraved Shower Walls

The video above shows the CNC engraved acrylic wall kits, which install exactly like the flat 3-panel kit. Watch: Upgrade Your Bathroom With Custom Engraved Shower Walls on its own page.

About this guide. Answers in the Ella’s Bubbles Support Center are compiled from real conversations with tub owners, our technicians’ notes and the product documentation, then reviewed by our team. Tub models and options have evolved over the years, so a detail here may differ slightly from your exact tub. If something looks different on yours, send us your serial number and a specialist will confirm it for your model.

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