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NDS Slim Channel Drain System

NDS Slim Channel Drain System

Slim Channel™ Assembly, 2-1/4 in. wide X 9 ft. long, with Channel and Prefastened Gray Plastic Grates

$202.99


FREE SHIPPING
SKU 9209GRAY

Surface water that remains on hardscapes is not only a slip hazard, it also contributes to mildew growth, concrete staining, and costly water damage. The Slim™ Channel Assembly drains away light flows around pool and spa areas, concrete and paver patios, and walkways. Installation is made easier with sand-colored slotted polypropylene grates preassembled on the polyvinyl chloride channel. Material is treated with UV inhibitors. Slim Channels are part of the NDS Profile Series™ Channel.

 

System Selection:

  • Scroll down to select your system components. Multiple channel units are connected together and then paired with accessories such as caps and grates. 


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Build Your Slim Channel™ System

Configure your drain layout and get an instant parts list.

2-1/4 in. wide channel
6 ft sections
2 grates (3 ft each) per section
Patios, walkways, pool decks
System Configuration
Parts List
📐

Enter your footage above to
generate an instant parts list.

Use this list as a guide. Quantities are estimates — always add 10% for cuts and waste.

View Our Full Selection of NDS Channel Drain Products →

Ordering Info:

Please scroll down for the complete Slim Series product listing with pricing.

Looking for a Written Quote?

Please submit an NDS Channel / Trench Drain Quote Request >

Spec Sheets

Visit ndspro.com to download specification sheets and other technical information.

Shipping

  • All items ship for free (standard ground, see map)
  • Call: (800) 604-5537 for pricing and shipping questions. Shipping estimates shown on the map pertain to this specific product only.
  • Orders typically ship in 1-2 business days. Transit times displayed in the map are listed in business days, and are approximate. The day that the order is shipped is not counted as a transit day.
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Channel Drain System & Accessories (Free Shipping)

Please see the below product listing. Please note, accessories (grates, clips, caps, etc.) must be purchased with a channel /  trench drain system including channels and cannot ship alone.

NDS Slim Channel Drain System — Compact Drainage Guide, Install Steps & Case Study

Guide • NDS Slim Channel Drain System

NDS Slim Channel Drain System: A Low-Profile Solution for Pool Decks, Patios & Walkways

The NDS Slim Channel Drain System is a narrow, low-profile surface drain designed to discreetly manage light runoff in residential spaces—pool decks, patios, garden paths, and entries. With modular components and snap-in grates, it installs quickly and blends cleanly with modern hardscapes.

NDS Slim Channel Drain integrated into a patio with landscaping
Slim Channel along a patio edge for unobtrusive capture

Why Choose Slim Channel? (Tech Explained Simply)

  • Compact & Versatile: About 2.25" wide × 3" high; available in 6 ft kits or 9 ft assemblies, and can be trimmed for custom runs.
  • Easy to Maintain: Snap-in grates lift out for quick cleaning; multiple colors and decorative options to match your surface.
  • Modular Accessories: Elbows, tees, outlets, couplers, anchor clips, end caps simplify corners, branches, and terminations.
  • Light-Duty Performance: Class A pedestrian rating—ideal for feet, bikes, strollers, and wheelchairs. UV-stabilized construction resists fading/cracking outdoors.

Best-Fit Applications

  • Pool Decks & Spas: Capture splash-out and rinse water to reduce slips and keep grout lines clean.
  • Patios & Terraces: Maintain dry seating areas without bulky trench grates.
  • Walkways & Entries: Intercept roof runoff and hose-down water before door thresholds.
  • Planter Borders: Guide overflow along edges to basins or drain lines.
NDS Slim Channel product view with grate detail
Snap-in grates: quick access for debris removal

Layout & Sizing Tips (Step-by-Step)

  1. Trace the water path: Mark the low side (pool coping edge, patio perimeter, walkway border) where water naturally moves.
  2. Plan discharge: Route outlets to catch basins, dry wells, or approved storm connections per local code.
  3. Pitch matters: Provide a gentle slope (~1–2%) toward the outlet for reliable flow; a string line or laser helps.
  4. Select a grate: Choose color/decorative styles to match pavers or concrete; confirm Class A pedestrian fits your use.
  5. Use accessories: Elbows for corners, tees for branches, anchor clips to secure alignment, end caps to terminate cleanly.

Installation Overview (DIY-Friendly)

Overview: Cut a narrow slot, set a slight fall, assemble modules, and connect the outlet—then finish edges flush.
  1. Score & Saw: Mark the run; cut a trench or kerf per manufacturer guidance. Protect adjacent pavers.
  2. Dry-Fit: Assemble sections with couplers; place elbows/tees/outlets to confirm lengths and joints.
  3. Set Grade: Establish ~1–2% fall toward discharge. Use anchor clips or bedding to hold position.
  4. Finish Surface: Re-set pavers or trowel patch concrete to leave the grate flush with the finished surface.
  5. Snap-In Grates: Install the selected grate color/style; verify smooth transitions for pedestrian safety.

Case Study: Patio Refresh That Stays Dry

Location: Suburban patio & side walkway • Problem: After storms and pool parties, puddles formed along the patio edge and at a side entry, leaving slick spots and algae staining.

Solution: The contractor installed an NDS Slim Channel Drain along the patio border and tied a short branch from the side walkway using a tee. A gentle 1.5% pitch directed flow to a hidden basin. Gray decorative grates blended with concrete pavers.

  • Install time: ~1 workday (two-person crew), including cutting, fit-up, and edge finishing.
  • Outcome: No standing water after storms; patio remained safer and grout lines stayed cleaner.
  • Homeowner notes: The drain is “barely noticeable” and simple to pop open for quick rinses.

Maintenance & Care

  • Seasonal checks: Inspect quarterly and after heavy storms for leaves and mulch.
  • Gentle cleaning: Lift snap-in grates; rinse channel and brush slots with a soft nylon brush.
  • Winter: Avoid metal shovel blades across grates; use plastic tools near openings.
NDS Slim Channel Drain installed along pavers with outlet connection
Narrow profile fits tight joints between pavers and borders

FAQs

Is Slim Channel rated for vehicles?

No. It’s Class A pedestrian only. For driveways or carts, choose a heavier-duty trench drain system.

Can I curve the system?

The channel is straight; create segmented curves with short sections and elbows, or transition to round basins at tight radii.

Will the color hold up outdoors?

Yes—components are UV-stabilized to resist fading and cracking. Periodic rinsing keeps surfaces clean.

Spec Snapshot

  • Profile: ~2.25" wide × 3" high
  • Kits/Assemblies: 6 ft kits, 9 ft assemblies; field-trimmable
  • Grates: Snap-in, multiple colors & decorative options
  • Accessories: Elbows, tees, outlets, couplers, anchor clips, end caps
  • Traffic Rating: Class A pedestrian (light-duty)
  • Construction: UV-stabilized materials for outdoor durability
  • Typical Uses: Pool decks, patios, walkways, entries, planter borders
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