Description
Trevi Pools Vertical Top Plate 211 “C” #58781M
The 58871 M Trevi TOP Plate is a structural base component used on Trevi above-ground pools. It sits at the top of each vertical upright and connects the wall structure to the top rail system.
Trevi 58781M Top Plate
Type: Top plate / Upper Joint Connection plate
Manufacturer: Trevi (often distributed through Cornelius / trevi parts networks)
Material: Resin
Used On: Various Trevi round above-ground pools (commonly 18-21-24-27-30 ft models) as well as rounded ends on ovals
What the Top Plate Does
- Supports the vertical uprights of the pool wall
- Locks the top rail or top track in place
- Provides the anchor point where the upright bolts to the vertical which connects to the top track
- Helps keep the pool wall round and properly spaced during installation
Without this part the top tracks cannot hold the wall in position.
Where It Sits on the Pool
Each upright of an above-ground Trevi has a top plate like this.
Structure order from ground up:
- Pool base / sand or patio blocks
- Bottom Plate
- Bottom rail / track
- Pool wall
- Upright post
- Top Plate 58781M
- Top Seat
- Trevi
- Cornelius
Compatibility
Trevi parts can be confusing because the same pools were sold under multiple names:
Many parts interchange depending on the year.






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