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Rising Power Bills Driving Demand for Hot Water Heat Pumps
Media Statement from Ecobulb Limited October 20, 2025 Consumers are responding to soaring electricity prices by turning to modern energy-efficient technologies, says energy efficiency expert Dr Chris Mardon, Managing Director of Christchurch-based company Ecobulb. According to Statistics New Zealand, electricity costs rose by 11% in the year to September, the steepest annual increase since 1989. “These increases are significant, and more are expected as Transpower and lines c
Oct 20


Heat-pump hot water + solar PV: get the timing right and save more
A heat pump already cuts your hot-water bill by 60–75%. Add solar panels, and you can push that bill close to zero. The trick isn’t just owning both—it’s using them together. Timing is everything Solar panels make the most power from late morning through mid-afternoon. That’s when you want your heat pump to run. If it kicks in at night, you’re just drawing from the grid. Think of your tank as a thermal battery. It stores the sun’s energy as hot water for later. Smart scheduli
Oct 17


Why schools should upgrade to LED lighting
Lighting is one of the most overlooked but impactful aspects of a school environment. From classrooms to gymnasiums, the right lighting...
Sep 18
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