Standard Shower Curb
Returns on all eligible orders
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The Perfect Finish for a Traditional Shower Entry
Strong. Stylish. 100% Waterproof.
If your shower design calls for a curb, the HYDRO-BLOK Shower Curb delivers the ideal balance of function, strength, and style.
At 4″ high and 3.5″ deep, it’s engineered to make shower entry smooth and comfortable — while maintaining the clean, modern look HYDRO-BLOK is known for.
Built for Precision and Performance
Available in 5′ and 7′ lengths, HYDRO-BLOK Shower Curbs can be cut easily with a hand saw to fit any shower layout or pan size.
Every curb is built to the same exacting standards as the rest of our waterproofing system — ensuring long-lasting performance and peace of mind.
Each curb features a 100% waterproof XPS closed-cell foam core, reinforced with fiberglass mesh for extra strength, and finished with a modified cement coating that’s ready for tile, stone, glass, or mosaic finishes.
Why Pros & Homeowners Choose HYDRO-BLOK Curbs
Smooth, Comfortable Entry – 4″ high × 3.5″ deep for a balanced, easy-access design.
Customizable Fit – Easily trimmed with a hand saw for any project.
100% Waterproof Construction – Built with a closed-cell XPS foam core.
Tile-Ready Finish – Apply any tile, stone, or mosaic directly to the surface.
Fast Installation – Lightweight, durable, and easy to handle.
Product Details
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Height: 4″
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Depth: 3.5″
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Lengths: 5′ and 7′
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Construction: XPS waterproof foam core, fiberglass mesh, and modified cement coating
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Cut-to-Fit: Trim to size for a perfect installation
Available Sizes
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Standard Curb 60" x 3½" x 4" - $153.48
- Standard Curb 84" x 3½" x 4" - $214.88
Next Day Pickup
Next Day Pickup
Need your Hydro-Blok products fast? With ATS Supply’s Next Day Pickup, you can place your order today and pick it up at our warehouse tomorrow—ready when you are.
✅ Order Cut-Off: Orders must be placed by 1:00 PM on a business day to qualify for next-day pickup.
✅ Pickup Time: Orders will be ready after 1:00 PM the following business day.
✅ Order Confirmation: Once your order is processed, you’ll receive a notification to schedule your dedicated pickup time.
✅ Identification: At pickup, you must present valid photo ID and proof of purchase. If someone else is collecting on your behalf, please inform us when scheduling your pickup appointment.
✅ Uncollected Orders: Orders not collected within 7 days will be returned to our distribution center. A 10% restocking fee will be deducted from your refund.
Simply choose Store Pickup at checkout, and we’ll have your Hydro-Blok system, tools, or accessories ready on time. It’s the fastest way to get your materials and keep your project moving.