30" x 72" Matte Black Semi-Frameless Bi-Fold Shower Door

SKU ACE-P104-3072-B

$299.99 $499.99 🔥 Save

Color (Matte Black)

Glass Thickness 1/4"
Adding to Cart Added to Cart
  • The bi fold shower doors provide you an access of up to 29 7/16" width, even in smaller bathrooms.
  • Choose from 4 widths (30, 32, 34, and 36 inches) and all heights are at 72 inches.
  • Crafted from ANSI-tempered glass—the type of glass found in car windows.
  • No big tracks or full frames to trap water and dirt.
  • Because they have an adjustable width, you can install even in not-so-perfect-measure openings.

Direct from the Factory – No Middleman, No Markup

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Installation Instructions

Installation Instructions Icon Installation Guide.pdf

If your layout's a little snug, or you simply like things clean and simple, this shower door maximizes every single inch.

  • Space-saving bi-fold design: The boldly framed single-panel design folds double-folding and flat against the wall, at shoulder height, opening up your bathroom, and will not block the way.
  • Semi-frameless: Metal frame around the sides and bottom provide support, while the top remains clean and frameless for a modern edge.
  • Premium, tempered safety glass: 6mm ANSI-certified glass offers lasting strength and clarity—resists breakage, steam and everyday wear.
  • Smooth-glide hinges: Opens and closes easily with smooth, safe hinges for gliding the door open and closed by users of all ages — no heavy lifting required.

  • Two finishes to suit every style: There's Matte Black for high contrast, and Chrome for a bright, classic look.
  • Four sizes fit a range of openings —ideal for apartments, older homes or narrow layouts.
Shower Size Fits Openings Door Height Entry Width
Smaller Showers 30"–31 3/8" and 32"–33 3/8" 72" 23 7/16" (30") or 25 7/16" (32")
Wider Showers 34"–35 3/8" and 36"–37 3/8" 72" 27 7/16" (34") or 29 7/16" (36")

You're dealing with tight quarters but would like a clean, contemporary solution that also feels open and functional. As a bi fold glass shower door leaves no space wasted, and plenty for you to enjoy.

Choose the size and finish to fit your space and appreciate the clean design and function of a bi fold shower door that just makes sense.

Measure the doorways leading up to your bathroom to ensure you can carry the shower door through your house without damaging the glass. Make sure there is room to turn your shower door if necessary.

What You Will Need

  • At least two people
  • Tape measure
  • Pen & paper
  • Level

Step 1: Make a Sketch of Your Shower


With your pen and paper, sketch a small diagram of your shower. Use this visual reference to label your measurements.


Take each measurement twice, and if your numbers differ, go with the larger one. Always round to the nearest 1/16ʺ for accuracy. If you opt for a custom shower door, knowing precisely how to measure for a glass shower door is even more essential.

Step 2: Measure the Width


Using your tape measure, measure the width of your shower from one side of the wall to the other. Measure the width in three spots – along the base, middle, and top. See Image 1.

If you have a neo-angle shower, measure the width in sections along the base of the shower pan. See Image 2.

Step 3: Check if the Walls Are Plumb


Older homes or showers may not have walls that are perfectly straight. If your wall is plumb, meaning straight up and down, you should have a worry-free shower door installation. If your walls are not plumb, you should seek the help of a professional when installing your shower door. To check if your shower walls are plumb, place your level flat against each shower wall. Look at the bubble on the level and see if it is centered between the two indication lines. If the bubble is centered, the wall is plumb. If the bubble is not centered, angle the level away from the wall until it is. Holding the level in this position, mark the distance between the wall and the level on your measurement sheet. Share these measurements with the professional who will be installing your shower door. Do this at the bottom and top of each wall to ensure they are plumb all the way up. See Image 3 below.

Step 4: Measure the Height


Measure the distance from the base of your shower to its top. If your shower door will rest on a threshold, have your measurement begin at the top of this "base.” See Image 4. If your desired shower door size is shorter than your shower's overall height, only measure up to this point. See Image 5.

Step 5: Measure the Opening


If your new shower door will be the same style as your current door, measure the width of the current door and use that measurement as a reference. If your new door will sit over a section of the threshold that you have previously measured, use this width. See Image 6. If your shower door will be smaller than your threshold's width, measure your desired width. An example would be a fixed shower door that only covers three-fourths of your threshold's overall width. See Image 7.

If your new door will swing outward (hinged, pivot, or folding doors), take your tape measure and make it the desired width of your shower door, then place one end of the tape measure where the door's hinge would be. Holding it in place, pull the tape measure in a semicircular motion. This will determine if there is sufficient room for it to open without hitting a wall, door, or vanity. See Image 8.

Shipping Made Easy

We're happy to offer free shipping on all orders within the continental United States—no surprises, just straightforward service.

  • Small packages usually arrive within 3–7 business days (plus 1–3 days processing).
  • Larger items take a bit longer, typically 5–10 business days to reach you.

If anything arrives damaged, please let us know within 72 hours so we can make it right:

Call us at +1 860-397-3699

Or email sales@acedecorbath.com

Hassle-Free Returns

We want you to feel confident shopping with us, so we offer a 30-day money-back guarantee from the delivery date for products that arrive with quality issues or remain unopened in their original packaging.

For health and safety reasons, we can't accept returns or refunds if the item has been opened, installed, or used—unless there's a confirmed defect.

If you need to start a return, just reach out to our Customer Support team at sales@acedecorbath.com. We'll help you check eligibility and guide you through the process.

Please note, returns won't be accepted if:

  1. The product has been opened, installed, or used without any quality concerns
  2. Original parts or packaging are missing
  3. We aren't contacted within 30 days of delivery

Your satisfaction is our priority—thank you for choosing Ace Decor!

At Ace Decor, we stand behind the quality of our products. Your purchase is backed by our Limited Warranty, covering manufacturing defects in materials and workmanship under normal residential use.

  • Glass Panels – Lifetime Limited Warranty
  • Hardware Components – Lifetime Limited Warranty
  • Plastic Seals & Vinyl Parts – 1-Year Limited Warranty

For full warranty terms, including conditions for installation, care guidelines, and coverage details, please click here to view our full Warranty Policy.

Rest assured, with Ace Decor, you're choosing long-term performance, style, and peace of mind.

Customer Reviews

Based on 96 reviews
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J
Jared Finley
Clean Finish with Install Requiring Teamwork

Easy to clean and looks fantastic. The install required two people and some patience, but we got it done. Worth the effort, even if not totally smooth.

K
Kyler McMahon
Sturdy Fit Despite Shipping Delay

Really happy with how it turned out. It fits nicely and feels sturdy, but the shipping took longer than expected. Still, everything arrived in good condition and undamaged.

A
Annalise Burgess
Smooth Folding with Slightly Confusing Instructions

The door looks great and folds smoothly. Installation was a bit tricky, though. A few parts needed extra tightening and the instructions could be clearer, but overall it works well.

T
Tessa Hubbard
Smooth Folding and Sleek Style

This door is fantastic. We installed it in our small upstairs bathroom, and it made a huge difference. The folding mechanism is smooth and solid, and the glass is heavy and high-quality. We had a sliding door before that always felt clunky and hard to clean—this is such an upgrade. The frameless style really opens up the space, and it looks super sleek next to our subway tile. The install instructions were easy to follow, and everything came well-packed and protected. It took my husband and me about two hours to install, and we’re not pros. I especially love that there’s no track at the bottom—cleaning is a breeze. We’ve had it for a couple of months now and still haven’t had a single issue. The water stays inside, the seals are tight, and the hinges move like new. It’s both functional and beautiful. I’m honestly surprised this doesn’t cost more—it’s that good.

V
Vivienne Preston
Trustworthy Brand Quality

Would definitely buy from this brand again. Quality is excellent and it looks amazing.