# Building heat recovery: Overview

Catching the heat homes and hotels pour down drains and vents

Source page: https://www.materialinsights.org/energy/e_building_recovery/overview/

What this tile covers Recovering heat in homes, hotels and offices.

#### Key facts

| **Heat grade** | Low |
|---|---|

#### Included from the reference tables

- Heat recovery ventilation (HRV/ERV)
- Drain-water heat recovery
- Heat-pump water heaters
- AC and refrigerator condenser heat
- Kitchen exhaust heat recovery

#### Also in Shared heat and everyday recovery
[MVR Industrial heat pumps and vapour recompression](https://www.materialinsights.org/energy/e_industrial_hp/)[Shr Shared and district heat reuse](https://www.materialinsights.org/energy/e_shared_heat/)[PF Electrical loss reduction](https://www.materialinsights.org/energy/e_electrical_recovery/)

Explore paths from here
 More on this tile in the tabs above: science and thermodynamics, engineering and integration, economics and contracts, impact and additionality, what to track.

## Other sections

- [Summary](https://www.materialinsights.org/energy/e_building_recovery/index.md)
- [Correlation](https://www.materialinsights.org/energy/e_building_recovery/correlation/index.md)
- [Science and thermodynamics](https://www.materialinsights.org/energy/e_building_recovery/rc-sci/index.md)
- [Engineering and integration](https://www.materialinsights.org/energy/e_building_recovery/rc-eng/index.md)
- [Economics and contracts](https://www.materialinsights.org/energy/e_building_recovery/rc-econ/index.md)
- [Impact and additionality](https://www.materialinsights.org/energy/e_building_recovery/rc-impact/index.md)
- [What to track](https://www.materialinsights.org/energy/e_building_recovery/tracking/index.md)
- [Relationships](https://www.materialinsights.org/energy/e_building_recovery/links/index.md)