Mansfield is the parent brand of Eljer and Vortens — but unlike Eljer (which uses proprietary 3-inch fill valve shank), Mansfield-branded toilets use universal aftermarket parts throughout. Korky 2032BP flapper, Fluidmaster 400A fill valve, Bemis 1500EC seat, Bemis 7530 tank-bowl gasket all fit directly on Mansfield Alto, Pro-Fit 1, Smart 360, Maverick, and Brentwood.
Mansfield parts compatibility
| Component | Universal aftermarket | Cost (~) |
|---|---|---|
| Flapper (gravity models) | Korky 2032BP (3-inch universal) | $7-$12 |
| Fill valve | Fluidmaster 400A universal 2.5" shank | $10-$15 |
| Trip lever | Korky 6071BP universal chrome | $8-$12 |
| Tank-to-bowl gasket | Bemis 7530 universal 3-inch | $5-$10 |
| Wax ring | Korky 6000 | $5-$10 |
| Smart 360 dual-flush cartridge | Mansfield 155-CR (proprietary) | $45-$60 |
| Seat (not included) | Bemis 1500EC elongated / 1500RD round | $30-$35 |
The Mansfield-Eljer-Vortens parts relationship
Mansfield Plumbing Products manufactures three brands at the Perrysville Ohio plant: Mansfield (Lowes + supply houses), Eljer (supply house primary), and Vortens (Home Depot Sun Belt — though Vortens is actually made at Vitromex Mexico). The brands serve different distribution channels but share engineering and quality programs. Importantly, parts ARE NOT interchangeable across the three brands due to different fill valve shank patterns:
- Mansfield: Universal 2.5" shank (Fluidmaster 400A drops in)
- Eljer: Proprietary 3" shank (requires 091-7320 OEM or Fluidmaster 400UAK adapter)
- Vortens: Universal 2.5" shank (same as Mansfield)