A family's geyser can cost more than R1,100 a month during winter, with a significant portion of that electricity used simply to keep water hot when nobody is using it.

Warm air is sneaking out of your house and costing thousands over time with culprits like single-glazed windows and empty offices adding to your heating bill.

A family's geyser can cost more than R1,100 a month during winter, with a significant portion of that electricity used simply to keep water hot when nobody is using it.

Geysers quietly drain electricity in winter. Here's how timers, insulation and smarter habits could save households up to R700 a month.