Two-Stage / Modulating

Construction glossary · Mechanicals

Mechanicals · definition

Equipment that runs at partial capacity most of the time for efficiency and comfort, ramping up only on extreme days.

Source: Carrier — Modulating vs. Variable-Speed Furnaces

Where this term lands on a Columbus budget

The cost pages carry the current local ranges, and the guides explain what moves them. A published range becomes a project number only after someone looks at the site.