How it connects
Integrated retention ribs/tabs on the channel rim or grate sides engage via interference snap-fit; grates clip downward into place and can be removed using a flat-head screwdriver via pry slots.
Male and female halves
Female channel rim/trench housing mates with male seated edges and clip tabs of the drop-in grate.
Usually connects to
- RELN Storm Drain channel
- RELN Storm Drain inline pit / catch basin
- RELN Storm Drain compatible replacement grates (plastic, galvanized steel, ductile iron)
Common sizes
- Nominal channel width ~4.75 to 5 inches (approx. 120-127 mm), designed for 1-meter (39.4 in / 40 in) and 10 ft multi-pack channel sections.
Where it is used
residential drainagedriveway trench drainspatio and walkway drainagecommercial light drainage
Variations
- Portland Grey plastic grate attachment
- Black plastic grate attachment
- Galvanized stamped steel grate attachment
- Ductile iron Class C grate attachment
How to recognise it
Look for a 4.75-inch wide trench channel with molded pry slots along the top perimeter and a screwless snap-in grate that seats flush without fasteners.
Often confused with
| Confused with | How to tell them apart |
|---|---|
| NDS Spee-D / Pro Series channel grate attachment | NDS channels typically use screw-fastened grates with defined screw holes rather than screw-free clip-in pry slots. |
| RELN Storm Drain interlocking channel joiner | The channel joiner connects channel lengths end-to-end rather than holding grates to the top rim. |
Also called
RELN clip-in grate systemRELN snap-in channel grate retainer
Good to know
Grates install by pressing firmly until they snap into place and require no screws or external clips. Removal slots allow a flathead screwdriver to pry grates out for maintenance.
Related connections
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