News for hackers. Stuff that matters.

A comment on Hitachi launches CO2 heat pump water heaters with solar-friendly tariff controls. Parent comment

Re:Hitachi launches CO2 heat pump water heaters with solar-f... by 2Gkashmiri on Friday September 11, 2026 @08:07AM (#49657051)
you dont have a passive solar water heater?
[ Parent | on HN ]

There are no comments on this comment yet.