A curbless shower removes the step that causes many bathroom falls and works for walkers, wheelchairs and anyone planning ahead. Here's Bathify's Canadian guide: how slope, drains and waterproofing work, what it costs, how to design it, and the real Bathify drains and safety fixtures that go with it.
At Bathify, we define a curbless shower as a shower with no raised edge at the entry, so you step or roll straight in from the bathroom floor. It works by sloping the shower floor about a quarter inch per foot toward a drain and sealing the whole area with one continuous waterproof membrane. Our team recommends a curbless shower if a walker or wheelchair is likely in your future, and a low-threshold shower if you want an easier step-in for less money.
Bathify sells the pieces that make a curbless shower practical, including linear shower drains, valves, grab bars, shower stools and hand showers, but not pre-sloped curbless pans. This guide covers how the build works, what it costs and how to design it, and it's part of our Complete Guide to Accessible & Aging-in-Place Bathrooms in Canada.
Canadian dimensions in this guide come from Bathify's accessible bathroom code guide, which summarizes CSA B651 and the National Building Code. Requirements vary by province and municipality, and a curbless shower is a waterproofing and structural job, so treat our figures as planning numbers and confirm them with a contractor and your local building department. Bathify prices are the lowest finish listed.
At Bathify, we hear these terms used interchangeably, but they mean slightly different things. Wikipedia's wet room article describes a wet room as a bathroom without internal raised areas, with a sloped floor to a drain and waterproofing across the wet areas, and notes that showers with a level entry are becoming very popular. A curbless shower is usually one part of that idea.
| Term | What it means at Bathify | Best for |
|---|---|---|
| Curbless shower | A shower with no raised curb; the floor slopes to a drain inside a defined footprint | Walkers, wheelchairs and a modern look |
| Barrier-free shower | The same idea, often used in Canadian codes and accessibility guidance | Anyone planning for accessibility |
| Roll-in shower | A barrier-free shower sized for a wheelchair, with a seat and controls reachable from it | Wheelchair users |
| Walk-in shower | A shower you walk into without a door, but not always without a step | General step-in showers |
| Wet room | The whole bathroom floor is the wet zone, waterproofed and sloped | Larger, fully planned bathrooms |
| Low-threshold shower | A shower with a very shallow step, such as a 2.8 inch base | Easier step-in without recessing the floor |
Our team's advice is to decide which you really need before you design. A low-threshold shower is far easier to build and is enough for many people. A curbless shower is the right answer if you'll ever use a walker or wheelchair. Our wet room guide and walk-in shower guide cover the wider layouts.
At Bathify, we explain every curbless shower as three jobs that all have to be done right: shape the floor, drain the water, and seal everything. The fixtures you choose matter less than how the floor and membrane are built.
The shower floor has to fall toward the drain, and it usually sits lower than the bathroom floor so the entry can be level. Bathify's wet room guide gives the standard slope as a quarter inch per foot, roughly 2 percent, and warns that much more makes the floor feel tilted. Our code guide lists a maximum of 1:50, and the U.S. Access Board's bathing room guide gives 1:48 for roll-in showers, so a 2 percent slope is consistent across the sources we use.
A linear drain along one edge lets the floor fall in a single plane, which is simpler to build and suits large-format tile. A centre drain needs the floor to slope in from every side. Either way, position the drain before the tile goes down, because it can't be moved afterward. We cover the choice in the next section.
The waterproofing is the core of the build. Bathify's wet room guide calls for one continuous membrane across the entire floor, turned up the walls with no breaks, then a flood test held for 24 hours before tiling, along with dated photos of the membrane. Wikipedia's wet room article makes the same point: grout and tile-setting materials are porous, so best practice is waterproofing across the walls and floor of the shower area. Our team suggests hiring a contractor who builds curbless showers regularly and asking to see a flood test.
At Bathify, we recommend a linear drain for most curbless showers. Bathify's shower drains include two linear-drain families.
| Feature | Kube Bath linear drains | Delta linear drains |
|---|---|---|
| Lengths | 27.5, 35.5 and 47.25 in | 24 and 36 in |
| Price | $178.99 to $238.99 CAD | Trim from $378.99 CAD; rough sold separately ($425.99 for the 24 in) |
| Material | Stainless steel channel and grate | Finished frame and grate in six Delta finishes |
| Grate options | Tile, linear and pixel grates | Tile insert or a solid finish-matched grate |
| Flow and outlet | 2 in outlet, 9 GPM | Not listed on the product page |
| Included | Adjustable brackets, polyethylene waterproof membrane, debris strainer | Frame, grate, spacers and end caps; hair catcher and removal tool with the rough |
| Warranty | Not listed on the product page | Lifetime Limited |
The Kube Bath 35.5" Linear Drain with Tile Grate is a good all-rounder for a standard alcove, with a stainless steel channel, a removable grate for cleaning, adjustable installation brackets and a built-in waterproof membrane. The 27.5" version suits a narrow shower, and the 47.25" version suits a wide entry. Check that the included membrane is compatible with your waterproofing system before you order.
Delta's system has two parts, so you order both. The Delta 24" Linear Shower Drain Rough goes in the floor, and the Delta 24" Reversible Linear Shower Drain Trim finishes it in Chrome, Polished Nickel, Matte Black, Stainless, Champagne Bronze or Black Stainless. The trim's adjustable frame accommodates tile from 7 to 18 mm thick, and both parts carry Delta's Lifetime Limited Warranty. There is also a 36" trim; its listing says the matching rough must be ordered separately but doesn't name it, so contact our team to confirm the right pairing.
At Bathify, our team starts a curbless design with who will use it, then sizes the shower to match. Bathify's walk-in shower guide gives a minimum curbless footprint of 36 by 48 inches. For wheelchair use, our accessible bathroom code guide lists a roll-in shower at 900 mm by 1,500 mm (about 35 by 60 inches), and the U.S. Access Board gives a standard roll-in compartment of 30 by 60 inches. A bigger shower leaves room for a seat, a grab bar and a helper.
| Element | Planning figure | Source |
|---|---|---|
| Minimum curbless footprint | 36 x 48 in | Bathify walk-in shower guide |
| Roll-in shower | 900 x 1,500 mm (about 35 x 60 in) | Bathify code guide (CSA B651) |
| Threshold | 13 mm (1/2 in) maximum; zero preferred | Bathify code guide |
| Floor slope | 1/4 in per foot; maximum 1:50 (2%) | Bathify wet room and code guides |
| Seat height | 430-480 mm (17-19 in) | Bathify code guide |
| Hand shower | Hose at least 1,500 mm (60 in), reachable from a seated position | Bathify code guide; Access Board gives 59 in |
Place the valve near the entry, within reach from outside the spray, so you can turn the water on and warm it before stepping in. The Access Board guide puts controls above the grab bar and below 48 inches. Our team suggests deciding the seat, the valve and the hand shower position together, because they all depend on where the person will sit or stand.
A recessed niche keeps shampoo within reach without a shelf to bump into. Bathify's Agua Canada Nina 12" x 24" stainless steel shower niche has a centre shelf that divides it into two compartments and a perforated shelf for drainage. Keep it between standing and seated reach.
At Bathify, we tell customers the most common worry about a curbless shower is water on the bathroom floor. The answer is layout: a linear drain at the entry, a floor that slopes correctly, a shower large enough that the spray stays inside, and often a fixed glass panel beside the shower head. Bathify's walk-in shower guide lists tempered glass at 3/8 inch for a fixed panel and 1/2 inch for a hinged door, and says safety glazing should meet CAN/CGSB-12.1 or ANSI Z97.1.
A sliding door runs on a bottom guide, so it isn't a good match for a flush, step-free entry. Bathify's Vanity Art Sylas frameless sliding shower door uses 10 mm tempered glass and starts at $749.99, and it suits a conventional shower rather than a curbless one. We don't list a standalone fixed glass panel, so for a curbless build our team suggests having a local glass shop cut one to size once the tile is down. Bathify's walk-in shower guide puts a fixed panel at roughly $800 to $2,200 CAD supplied and installed.
A curbless entry removes the step, but it doesn't make a wet floor less slippery or give you something to hold. At Bathify, our team pairs every curbless design with the same four fixtures.
Add solid blocking behind the shower walls while they're open, even if you won't install bars yet. The Delta BathSafety 24" grab bar supports up to 500 lbs of force and starts at $175.99. Our grab bar placement and installation guide covers where to put them.
A seat lets you wash sitting down. The free-standing Agua Canada Deko Corian shower stool needs no wall anchoring, and the Delta Tilt-Up Shower Seat folds against the wall and lists a 250 lb capacity.
Older skin burns more easily, so Bathify recommends a valve that protects against sudden temperature changes. The Delta Stryke 17 Series valve trim uses a Monitor pressure-balance valve and starts at $329.99; the MultiChoice universal rough valve is ordered separately. Bathify's shower faucets also include TOTO thermostatic and volume control options.
A hand shower lets you rinse while seated. The Delta 7-Setting Slide Bar Hand Shower has a 27.75 inch slide bar and a stretchable hose that extends from 60 to 80 inches, which meets the 59 to 60 inch minimum in the guides we use. Our upcoming accessible hand shower guide compares the options.
At Bathify, we tell customers the fixtures are the small part of the bill. Bathify's wet room guide puts a bathroom renovation with a curbless walk-in shower at roughly $15,000 to $28,000 CAD, compared with $12,000 to $25,000 CAD with a standard shower, and lists structural slope work at $2,000 to $8,000 or more. For the shower alone, RenoQuotes' Quebec estimate puts a turnkey 3 by 5 foot curbless shower at $4,500 to $10,000 CAD before tax, with floor preparation and waterproofing alone at $1,500 to $3,500. Costs vary by region, so get at least two quotes.
| Cost item | Typical range (CAD) | Source |
|---|---|---|
| Bathroom renovation with a curbless walk-in | $15,000 - $28,000 | Bathify wet room guide |
| Same renovation with a standard shower | $12,000 - $25,000 | Bathify wet room guide |
| Structural slope or floor work | $2,000 - $8,000+ | Bathify wet room guide |
| Turnkey curbless shower, 3 x 5 ft (Quebec) | $4,500 - $10,000 before tax | RenoQuotes |
| Fixed glass panel, supplied and installed | $800 - $2,200 | Bathify walk-in shower guide |
| In-floor heating (optional) | $1,500 - $3,000 | Bathify wet room guide |
| Linear drain from Bathify | $178.99 - $238.99 (Kube); trim from $378.99 plus rough (Delta) | Bathify prices |
A starter set of Bathify fixtures for a curbless shower is the Kube 35.5" linear drain at $211.99, the Delta BathSafety 24" grab bar at $175.99, the Agua Canada Deko stool at $395.99 and the Kube Bath Aqua Rondo handheld kit at $89.99, which comes to about $874 CAD. That's fixtures only. Valve, waterproofing, floor work, tile, glass and labour are extra, so treat it as the drainage-and-safety slice of the budget, not the project price. Ask your contractor for a 20 percent contingency, as our wet room guide suggests.
At Bathify, our team's honest answer is often yes, but the floor structure decides the cost. A curbless shower usually needs the shower floor to sit lower than the bathroom floor so the entry can be level, and that can mean recessing the floor between joists on a wood-framed floor. A concrete slab or a ground-floor bathroom is usually simpler. A second-floor bathroom or a condo can be harder, so check the structure and, in a condo, your building's rules before you plan.
Our team suggests asking a contractor or structural professional to inspect the floor first. They can tell you whether lowering the floor is practical, whether you'd need to raise the bathroom floor instead, and whether a low-threshold shower would meet your needs for much less. Our upcoming tub-to-shower conversion guide covers the usual steps and costs, and our bathroom renovation permit guide covers permits.
At Bathify, we carry 15 low-profile shower bases, most about 2.8 inches high, from $350.99 for the OVE Decors Oliver 36" square base to larger bases such as the OVE Decors Erika 54" x 32" at $505.99. They need no floor recessing and are far easier to install than a curbless build, which makes them a strong choice for someone who walks but wants a lower step.
Be clear about the limit: a 2.8 inch base is not a curbless entry, and it is well above the 13 mm threshold in our code guide for an accessible roll-in shower. If a wheelchair or walker is likely, plan a curbless shower from the start. If you want an easier step-in today and may revisit later, a low-threshold base with a grab bar and a seat is a good staged approach.
The Canada Revenue Agency's Home Accessibility Tax Credit lets a qualifying individual claim up to $20,000 of eligible expenses per year. A qualifying individual is someone eligible for the disability tax credit or aged 65 or older at the end of the year, and the renovation has to be of an enduring nature, integral to the dwelling, and improve access or reduce the risk of harm. The CRA page doesn't name curbless showers, so Bathify suggests confirming with the CRA or a tax professional which parts of your project qualify, and keeping every receipt.
At Bathify, the questions our support team hears about curbless showers are practical: which drain to use, how much slope is needed, whether the shower will leak or splash, and whether a shower base can be curbless. The last one comes up often, and our answer is that a low-profile base is easier to step into but is not curbless, so we point people to a linear drain and a built-in floor when step-free entry matters.
Many customers are planning a bathroom renovation for a parent or for themselves, and they usually want to know what to decide now and what can wait. Our advice is consistent: settle the floor, the drain position and the blocking now, because they're hard to change later, and choose the grab bars, seat and glass afterward.
Bathify's shower range includes Kube and Delta linear drains, Delta and TOTO valves, Delta and ICO Bath grab bars, shower stools and seats, hand showers and low-profile shower bases. We don't sell pre-sloped curbless pans or standalone fixed glass panels, and we'd rather say so than send you to a product we can't stand behind.
Not if it's built correctly. The slope, the continuous membrane and a flood test are what prevent leaks, so hire a contractor who does this regularly, and a linear drain at the entry plus a fixed glass panel help keep spray inside.
It costs more than a standard shower, and our wet room guide puts the premium in the thousands. If the budget is tight, a low-threshold base with a grab bar and a seat gets you much of the benefit for less, and you can plan for a curbless floor later if needs change.
That's the best time to plan it. Blocking, the drain position and the floor structure are cheap to decide during a renovation and expensive to change afterward.
We don't have data on that and won't guess. A curbless shower is a popular contemporary design, and it can appeal to buyers who want a step-free bathroom, but a local realtor is the best source for your market.
The Bottom Line: Get the Floor, Drain and Membrane Right First
For most Canadian homes planning for aging in place, Bathify's recommendation is a curbless shower with a linear drain, a roughly 2 percent slope, one continuous waterproof membrane and a 24 hour flood test, finished with a grab bar, a seat, a protective valve and a hand shower on a slide bar.
If a full curbless build is out of reach, a low-threshold shower base with the same safety fixtures is a sensible step, and you can plan the blocking and drain position now so the upgrade is easier later.
Check three things before you commit: what the floor structure allows, who will build and test the waterproofing, and whether your province or municipality adds requirements for your project.
Eight real products, all currently sold at Bathify with free ground shipping on orders over $50 and delivery across Canada. Prices are the lowest finish listed.
A stainless steel linear drain with a satin-polished channel and a removable grate for cleaning. It has a 2-inch outlet rated at 9 GPM, adjustable installation brackets, a polyethylene waterproof membrane and a debris strainer, and it suits a standard alcove. The same family comes in 27.5 and 47.25 inch lengths and in tile, linear and pixel grates.
Shop: Kube 35.5" Linear Drain at Bathify → · 27.5" version →
The longest Kube drain, for a wide shower entry or a full-width channel. It has a stainless steel channel and a linear grate that can be removed completely for cleaning, a 2-inch outlet at 9 GPM, and it comes in Stainless Steel or Matte Black. A tile grate, brackets, membrane and strainer are included.
Delta's two-part system: the rough goes in the floor, and the reversible trim finishes it in six Delta finishes. The adjustable frame fits tile 7 to 18 mm thick, and you can choose a tile insert or a solid finish-matched grate. The rough includes a drain removal tool and hair catcher, and both parts carry Delta's Lifetime Limited Warranty. The trim does not work without the rough.
Shop: Delta 24" Linear Drain Rough → · Delta 24" Reversible Trim at Bathify →
A pressure-balance trim with separate handles for volume and temperature and an ADA-compliant metal lever. Delta's Monitor technology guards against sudden temperature changes, and a red and blue indicator shows the setting. It is a trim kit only, so the MultiChoice universal valve is ordered separately. It comes in Chrome, Matte Black, Champagne Bronze and Stainless.
The grab bar Bathify recommends first. It supports up to 500 lbs of force, which Delta describes as twice the ADA requirement, with a 1 1/4" bar, concealed mounting and a retrievable wall anchor. Hardware and a mounting template are included, and it comes in Champagne Bronze, Venetian Bronze and Chrome.
A one-piece, solid-surface shower bench that is water resistant, durable and soft to the touch. It needs no assembly, can double as a footrest, and comes in Matte Black or Matte White. It carries a 5-year warranty against manufacturing defects.
A recessed stainless steel niche with a centre shelf that divides it into two compartments. It is made of calibre 16 stainless steel with a baked paint finish that resists corrosion and rust, and the shelf is perforated for drainage. The outer dimensions are 13.25" x 25.25" x 3.75". The Matte White finish is currently available.
A seven-setting hand shower on a 27.75-inch slide bar, with a stretchable metal hose that extends from 60 to 80 inches, so it works for a seated or standing user. It's WaterSense labeled and backed by Delta's Lifetime Limited Warranty. It is the hand shower only, so the trim and valve are ordered separately.
Not sure which drain or valve suits your plan? The Bathify support team can walk through your shower before you order, and every product ships across Canada with a straightforward return policy.
Planning a Barrier-Free Shower? Shop Bathify Canada
Linear drains, shower valves, grab bars, shower stools, hand showers and low-profile bases from Kube Bath, Delta, TOTO, OVE Decors and Agua Canada. Free ground shipping on orders over $50. Delivered across Canada, with a 30-day return policy.
