So the shower drains through it and the 'wrap around' pipe is the input to your ... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		megak1d on Jan 16, 2024 \| parent \| context \| favorite \| on: Harnessing heat from wastewater So the shower drains through it and the 'wrap around' pipe is the input to your hot water tank?

pg314 on Jan 16, 2024 [–]

No, it preheats the cold water connected to your shower. Warmer cold water means you need less hot water to achieve the same temperature in the shower.

megak1d on Jan 16, 2024 | [–]

Ah yes, that’s much neater and more localised. Thanks

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact