How it connects
Grates press vertically downward into the upper recessed channel rim until molded snap tabs or side detents engage into matching recesses, holding the grate securely without screws.
Male and female halves
Female channel seat (recessed lip with snap-lock apertures along the upper channel wall) receiving a male grate profile.
Usually connects to
- RELN Deep Series / Storm Drain replacement grates
Common sizes
- Nominal channel width around 4.75 in to 5 in (internal ~116 mm) and length of 1 meter / 39.4 in (~995-1000 mm).
Where it is used
residential drainagecommercial drainagestormwater managementdriveways and patios
Variations
- Polypropylene plastic grate seat
- Galvanized steel grate seat
- Architectural 316 stainless steel grate seat
How to recognise it
Look for an elongated rectangular recess along the top of a polypropylene trench drain channel featuring snap-in detention tabs/slots along the inner side walls designed to retain a 39.4 in x ~4.75 in grate.
Often confused with
| Confused with | How to tell them apart |
|---|---|
| Bolted trench drain grate seats (e.g. NDS or ACO) | RELN snap seats use integrated molded clips/recesses rather than threaded bolt holes or lockdown toggle bars. |
Also called
RELN Storm Drain grate seatRELN channel drain grate track
Good to know
Proprietary profile specific to RELN Storm Drain and Deep Series trench drainage channels.
Related connections
Design with real parts
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