DreamLine DLT-103660-22 SlimLine 36 x 6" Double Threshold Shower Base In Biscuit overview
Upgrade your bathroom with the DreamLine SlimLine double threshold shower base, measuring 60 inches wide by 36 inches deep with a low profile height of 2.75 inches. Designed for homeowners and contractors tackling a custom shower project or a tub-to-shower conversion, this rectangular receptor combines practical function with a warm biscuit finish. It provides a reliable, streamlined foundation that fits seamlessly into a two-wall corner layout.
Crafted from high gloss acrylic and reinforced with sturdy fiberglass, the surface resists everyday scratches and stains while maintaining its classic off-white color. A textured floor pattern helps improve traction during use, while integrated tile flanges assist with proper waterproofing against the walls. This cUPC certified shower floor delivers a smart, time-saving alternative to traditional custom tile installations.
Experience a cleaner, more polished aesthetic in your washroom without the hassle of extensive masonry work. Whether you are remodeling a primary bathroom or updating a guest suite, this durable acrylic tray offers dependable performance and timeless style. Complete your setup with a compatible standard compression fitting drain to enjoy a straightforward path to a refreshed daily routine.
Perfect For
Tub-to-shower replacement projects in residential homes
Bathroom remodels requiring a standard 2-wall corner layout
Custom shower installations needing a reliable pre-formed base
Upgrades seeking a low profile step-in height of 2.75 inches
Spaces matching a warm off-white or biscuit color palette
Homeowners wanting an alternative to time-consuming tile work
Dimensions: Measures 60 inches wide by 36 inches deep and 2.75 inches high for a low profile step-in.
Material Construction: Built from high quality, scratch and stain resistant acrylic with fiberglass reinforcement.
Safety Tread: Features a slip-resistant textured floor pattern designed for safer showering.
Waterproofing Support: Includes 2-side integrated tile flanges to help simplify installation and prevent leaks.
Corner Fit: Engineered specifically for standard 2-wall corner installation layouts.
Standard Compliance: cUPC certified to meet established American and Canadian plumbing codes.
Drain Placement: Accommodates a left or right drain configuration, with the drain sold separately.
Understanding Double Threshold Shower Bases
When planning a corner shower installation, choosing the right threshold configuration is essential for keeping water contained and ensuring a clean fit. A double threshold shower base features two finished, raised outer edges instead of just one, making it ideal for corner layouts where two sides of the shower remain open to the room with glass walls or enclosures. Think of it like a picture frame where two sides sit flush against the walls for waterproofing, while the remaining two outer sides are finished and exposed to support glass panels. This design ensures that water splashed inside the enclosure is directed back toward the drain rather than escaping onto your bathroom floor, combining smart drainage management with a polished look.
Installation Guide
Ensure the subfloor is completely clean, level, and structurally sound before placing the shower base.
Verify the drain rough-in location matches your chosen left or right drain configuration.
Apply a mortar bed beneath the acrylic base to provide solid, uniform support across the entire bottom surface.
Secure the integrated tile flanges directly to the wall studs to maintain proper alignment and waterproofing.
Connect a standard compression fitting drain according to local plumbing guidelines, ensuring a tight seal.
Care & Maintenance
Routine Cleaning Wipe the high gloss acrylic surface regularly using a soft sponge or cloth with warm water and mild dish soap.
Stain Prevention Rinse the shower floor thoroughly after each use to prevent soap scum and mineral buildup.
Avoid Abrasives Never use harsh scouring powders, steel wool, or chemical solvents that could dull the high gloss finish.
Scratch Care Address minor surface scuffs with a specialized acrylic-safe polish and a microfiber cloth.
Hardware Check Periodically inspect the drain connection and surrounding sealant for any signs of wear or moisture.
FAQ
Q: What are the exact dimensions of this shower base?
A: This rectangular shower tray measures 60 inches wide, 36 inches deep, and 2.75 inches high.
Q: Is the drain included with the shower base?
A: No, the drain is not included and must be purchased separately to match your plumbing requirements.
Q: What material is the shower base made of?
A: It is constructed from attractive high gloss acrylic and ABS materials, reinforced with fiberglass for added durability.
Q: What kind of installation layout does this base require?
A: This model is designed for a standard 2-wall corner installation.
Q: Does the base come with a tile flange?
A: Yes, it features 2-side integrated tile flanges to help simplify installation and assist with waterproofing against the walls.
Q: What color is biscuit?
A: Biscuit is a warm, neutral off-white tone that provides a classic look similar to bone, almond, or beige.
Q: Is the floor slip-resistant?
A: Yes, each tray comes standard with a slip-resistant textured floor pattern designed for safer showering.
Q: Is this shower base cUPC certified?
A: Yes, these shower bases are cUPC certified, confirming compliance with applicable American and Canadian codes.
Q: Can the drain be configured on either side?
A: Yes, it supports a left or right drain configuration depending on your bathroom layout needs.
What Customers Are Saying
A homeowner in suburban Philadelphia wanted to replace an outdated bathtub with a cleaner, more accessible walk-in shower during a guest bathroom overhaul.
The SlimLine double threshold shower base gave our remodeling project a solid, professional foundation without the mess and wait time of custom tile work, and the biscuit color matches our vanity perfectly.
David Miller - Homeowner
Completed the shower enclosure update in one weekend and improved daily accessibility.
The low profile height makes stepping into the shower so much easier, and the biscuit color looks wonderful in our updated bathroom.
Sarah Jenkins | Homeowner
Sturdy construction and the textured floor pattern gives me peace of mind against slipping. Very happy with this purchase.
Mark Taylor | Contractor
Installation went smoothly with the integrated tile flanges. It saved us a lot of time compared to building a custom tile pan.
Elena Rodriguez | DIY Remodeler
The fiberglass reinforcement makes the base feel very rigid and solid underfoot. Excellent quality for a tub-to-shower conversion.
James Wilson | Property Manager
Clean lines and a polished look. The acrylic surface cleans up effortlessly with mild soap and water.
Rachel Adams | Interior Designer
Elevating Your Bathroom with Quality Acrylic Craftsmanship
Investing in a reliable shower foundation goes a long way in ensuring the long-term integrity of your bathroom space. Acrylic and ABS materials offer a non-porous surface that naturally resists the absorption of moisture, mold, and mildew when properly maintained. By combining this resilient polymer shell with robust fiberglass backing, the DreamLine SlimLine shower base achieves a high level of structural rigidity that stands up to the demands of everyday household routines. Unlike traditional tile floors that feature numerous grout lines prone to staining and crumbling over time, a seamless acrylic receptor provides a uniform barrier that simplifies cleaning and helps protect the subfloor underneath from water damage.
Choosing a pre-formed shower tray also streamlines the entire remodeling process, reducing material waste and labor hours compared to traditional masonry shower pans. The cUPC certification guarantees that the product meets rigorous safety and performance standards established for North American plumbing installations. With its timeless biscuit hue and low profile design, this shower base serves as a dependable cornerstone for modern bathroom updates, offering a harmonious blend of practical safety, understated elegance, and enduring everyday performance.
Why This Is the Right Choice
Lasting Durability Fiberglass reinforcement adds structural strength to the acrylic body for dependable daily use.
Slip-Resistant Surface The textured floor pattern helps provide secure footing every time you step into the shower.
Simplified Waterproofing Integrated tile flanges streamline the installation process while helping direct water away from wall studs.
Classic Aesthetic The neutral biscuit finish delivers a warm, versatile tone that coordinates easily with various bathroom decors.