The optimal temperature is not set in stone; the temperature typically varies for hot water and heating. Garner points out, “For hot water taps and showers, around 50 to 55 degrees Celsius is about ...

The natural gas or LP-fired Mascot LX features a Laars heat exchanger and offers 95 percent efficiency, full modulation, and a plentiful supply of domestic hot water on combination units, according to ...