# Tanks and thermal storage

Part ID: 6.05e · Layer 6 (Facility cooling & HVAC) · child of 6.05

Buffer tanks that hold reserve chilled or facility-loop water to ride through a pump or chiller trip and to shave peak cooling demand.

## Companies

| Company | Role | Confidence | Ownership | Ticker | Note |
|---|---|---|---|---|---|
| Caldwell | manufacturer | inferred | private |  |  |
| CST | manufacturer | inferred | private |  |  |

Confidence tags: disclosed = company/filing statement; reported = trade press or partner list; inferred = taxonomy lead.