# VRF system

> Variable Refrigerant Flow — multi-zone heat pump cooling/heating.

**Canonical URL:** https://classa.info/glossary/vrf-system
**Page type:** glossary
**Last updated:** 2026-04-01T00:00:00.000Z
**License:** CC BY 4.0 with attribution to Class A Atlas (https://classa.info).

## TL;DR
- Variable Refrigerant Flow — multi-zone heat pump cooling/heating.
- Common in mid-size Class A and APAC trophy buildings.

## Key facts
- **category**: MEP
- **regionScope**: APAC

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Citation: Source: Class A Atlas (https://classa.info/glossary/vrf-system), updated 2026-04-01T00:00:00.000Z.