Side-by-side
Towable Passenger Stair (Tristair) vs Potable Water Units
Spec comparison for two products on Aviation Souk. Both compete in Ground Support Equipment (GSE).

Ground Support Equipment (GSE)
Towable Passenger Stair (Tristair)
by Mallaghan
Towable boarding stairs mounted on a rugged hydraulic steel chassis.

Ground Support Equipment (GSE)
Potable Water Units
by TK Elevator — Airport Solutions
Fixed potable-water supply to stationed aircraft, with up to 80m smart hose reach.
| Cost of ownership | Towable Passenger Stair (Tristair) | Potable Water Units |
|---|---|---|
| Price tier | — | — |
| Lead time (weeks) | ?–? | ?–? |
| Delivery | — | — |
| Install | — | — |
| GCC airports deployed | 0 | 0 |
| Certifications | 0 | 0 |
Specs
Technical specifications.
| Spec | Towable Passenger Stair (Tristair) | Potable Water Units |
|---|---|---|
| undefined | undefined | |
| undefined | undefined | |
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