Sliding & folding systems
52 products from 15 manufacturers in the catalogue.Browse all sliding & folding systems →
Sliding and folding systems are engineered rail and guide assemblies that enable doors and panels to move horizontally, vertically, or at angles—rather than swinging on hinges. These systems serve spaces where traditional swing doors don't fit: narrow corridors, small rooms, open-plan interiors, and modern furniture where sleek, space-saving design is essential. They also enable multi-panel doors (bifold, pocket door, or sliding glass walls) that would be impossible with standard hinges.
A sliding system consists of three key components: the track (or rail, top and often bottom), the rollers or glides that ride in the track, and the guide brackets that keep panels aligned. Load capacity, smooth operation over thousands of cycles, and resistance to derailment depend on the quality of these components. Sliding systems come in many styles—bottom-rolling, top-hung, bypass (multiple panels sliding past each other), bifold (panels fold like an accordion), and pocket (panels slide into a wall cavity)—each designed for specific applications and panel types.
Modern sliding systems can handle frameless glass panels, heavy wooden doors, or specialty materials like aluminum-framed partitions. The operation type (manual vs. powered) and mechanism (roller bearing, guide rails) affect both cost and longevity. Selecting the right system requires understanding the panel weight, desired opening width, installation space, and whether the panels must be removable or permanent.
What to check before choosing
- Determine the panel type: Frameless glass, framed glass, or solid wood/panels each require different guides and edge treatment. Glass systems are more expensive but create a modern, open feel.
- Calculate total weight: Sum the weight of all panels that will be in the system. Ensure the system's load rating exceeds this by at least 20%. Heavy glass walls or multiple large panels need commercial-grade systems.
- Choose the configuration: Single sliding door (simplest), bypass (multiple panels), bifold (accordion fold), or pocket (in-wall). Pocket doors require structural preparation; bypass and bifold are easier retrofits.
- Decide on top-hung vs. bottom-rolling: Top-hung is cleaner and easier to maintain (no floor track to sweep). Bottom-rolling is simpler to install on existing structures but requires regular maintenance.
- Evaluate motorization needs: Manual is standard and cost-effective for interior partitions and wardrobes. Motorized suits high-traffic commercial spaces, accessibility requirements, or convenience in modern homes.
- Specify the material finish: Aluminum (standard, rust-resistant) suits most indoor environments. Stainless steel is needed for kitchens, bathrooms, or wet areas. Steel is chosen for industrial or heavy-duty applications.
- Confirm floor and ceiling clearance: Top-hung systems need a rigid header. Bottom-rolling needs a clear floor path. Pocket doors require wall cavity preparation. Verify spatial constraints before purchasing.
Key parameters
- System type / Operation type
- How the system works: manual (hand-pushed), motorized (powered by an electric actuator), or gravity-assisted. Manual is standard and cost-effective. Motorized systems add convenience and are common in commercial, office, and accessibility-focused applications. Gravity-assisted systems (like some top-hung) reduce the effort needed to move panels.
- Door/panel type
- Material and construction: frameless glass (transparent, modern), framed glass (aluminum or wood frame), solid wood panels, or composite. Glass requires special handling (edge guards, soft-stop mechanisms). Frameless glass demands precision alignment and specialized top-bottom guides.
- Mechanism / Bearing type
- How panels glide: ball-bearing rollers (smooth, durable), V-groove rollers (heavier-duty, can handle misalignment), or nylon guides (lighter-duty, quieter but less durable). Ball-bearing is standard for modern systems. V-groove suits industrial applications; nylon suits office partitions.
- Maximum load
- Safe weight per panel in kilograms. Typical: 50–150 kg per panel for office partitions, 80–200+ kg for glass systems. Total system load is the sum of all panel weights. Exceeding the rating risks derailment or damage to the track and rollers.
- Application
- Intended use: interior partitions (office, retail), glass sliding doors (interior or exterior), wardrobe closets, kitchen cabinetry, sliding glass walls for modern homes, or specialty systems (like shower enclosures). Each application dictates the precision, load rating, and finish required.
- Drive type / Operation mode
- Manual (no power), motorized (electric linear actuator or geared drive), or vacuum/air-assisted. Manual suits interior furniture and offices. Motorized is common in high-traffic commercial settings, hospitals, and accessibility applications. Vacuum systems are specialty (automatic sliding entrances).
- Material
- Track and roller material: aluminum (lightweight, rust-resistant, standard), steel (heavier, more durable, industrial), or stainless steel (premium, for wet environments). Aluminum is most common. Steel is chosen for heavy-duty or outdoor applications. Stainless steel suits kitchens and bathrooms.
- Type / Configuration
- Layout of the system: single-panel (one door sliding), bypass (two or more panels sliding past each other), bifold (panels fold accordion-style), pocket (panel slides into wall cavity), or sliding glass wall (multiple large panels in a continuous track). Each suits different spatial and functional needs.
Common types
- Bottom-rolling (Standard sliding door)
- Panels roll on a floor-mounted track. Simple and cost-effective. Must have a clear floor path. Common for closets, room dividers, and interior sliding doors. Requires regular floor cleaning to prevent jamming.
- Top-hung (Overhead rail)
- Panels hang from an upper track; the floor guide is minimal or absent. Cleaner appearance, ideal for glass doors or high-traffic areas where a floor track would be an obstacle. Slightly more expensive than bottom-rolling but very popular.
- Bypass / Pass-by (Multiple panels)
- Two or more panels slide on parallel tracks, passing each other without fully closing. Space-saving for small rooms. Common in closets and room dividers. Panels never seal completely, so not suitable for sound isolation.
- Bifold (Accordion fold)
- Two to four panels connected by hinges; they fold accordion-style when opened. Allows wide openings without taking up as much floor space as single-panel sliding. Popular for wardrobes, closets, and flexible partition walls.
- Pocket door / In-wall (Concealed)
- Panel slides into a cavity in the wall, disappearing completely when open. Requires structural preparation (special frame or pocket). Maximizes usable floor space and creates a modern, seamless appearance. Installation is more complex and costly.
- Motorized / Automated
- Electric motor drives the panel open and close automatically. Accessible for people with mobility challenges. Common in commercial buildings, hospitals, and modern homes. Adds significant cost and requires electrical work.
Typical uses
Manufacturers in sliding & folding systems
Example products
FAQ
What is the difference between bottom-rolling and top-hung sliding systems?
Bottom-rolling systems have the main track on the floor; panels glide along it. They're simple and cost-effective but require a clear floor path and regular cleaning to prevent debris jamming. Top-hung systems suspend panels from an overhead rail with only a minimal floor guide. Top-hung is cleaner, requires less floor maintenance, and looks more modern—but costs slightly more. Choose based on your space, maintenance preferences, and aesthetic goals.
Can a sliding door system be used for a heavy glass panel?
Yes, but you must use a commercial-grade system rated for the panel's weight. Frameless glass panels require specialized edge-protection and precise guides. A typical glass partition panel (80–120 kg) needs a system with at least 150 kg load rating per panel to allow for safety margin. Verify the system's load rating and consult the manufacturer if installing glass thicker than standard 10 mm.
What is a pocket door and how complex is it to install?
A pocket door slides completely into a wall cavity when opened, maximizing floor space and creating a seamless appearance. Installation requires a special frame within the wall structure (installed before drywall) or retrofitting an existing wall, which is invasive. Professional installation is typically required. It's ideal for small rooms or modern spaces but more complex and costly than standard sliding or hinged doors.
How do I maintain a sliding door system to prevent jamming or derailment?
Regular maintenance includes: (1) sweep the floor or bottom track weekly to remove dust and debris, (2) wipe the tracks with a dry cloth monthly, (3) lubricate rollers and guides with a silicone spray or suitable lubricant every 3–6 months, (4) check alignment monthly using a level on the panel—adjust if the panel is leaning or binding, and (5) inspect rollers for cracks or flat spots. These simple steps extend system life and prevent costly failures.
Is a motorized sliding door system worth the cost?
Motorized systems add 50–100% to the cost of manual sliding doors. They are worthwhile in high-traffic commercial buildings (hospitals, airports, retail), for accessibility (ADA compliance in public spaces), or in premium modern homes where convenience justifies the cost. For typical interior partitions, offices, or residential closets, manual sliding doors are sufficient and far more affordable.