Smarter heating, smarter strategy: Why thermostat tech deserves a place in your carbon plan

When we talk about carbon reduction in commercial buildings, the conversation often jumps straight to solar panels, EV fleets, or full-scale retrofits.

But what if one of the most effective first steps is within reach and already wired into your building?
Despite their potential to drive meaningful energy savings, smart thermostats remain one of the most underutilised tools in the journey to net zero. They offer a rare combination of low upfront cost, quick ROI, and a clear measurable impact.

The hidden power of smarter control

In non-domestic buildings, heating can account for as much as 49% of total energy consumption, according to the Energy Saving Trust. While many organisations have already invested in upgrading boilers or improving insulation, heating controls are often overlooked—leaving significant efficiency gains untapped.

Smart thermostats are changing that. These intelligent systems learn how buildings are used, adapt to occupancy patterns, and automatically optimise heating schedules. The impact? Energy savings of 10–15% are typical in commercial environments, with even greater potential in older buildings or those with limited zoning. By modernising heating controls, organisations can unlock measurable carbon reductions and improve ROI on their sustainability strategies.

That’s why we’ve designed a Smart Thermostat Savings Estimator, a simple tool to help you quantify the benefits of smarter heating control.

From insight to action

Our new estimator helps you turn that potential into a business case. By entering your building size, heating costs, and installation budget, you’ll get a tailored estimate of:

  • Annual cost savings
  • Carbon savings (kg CO₂)
  • Return on investment (ROI)

You can even input your own energy price per kWh for more accurate results. It’s a quick, practical way to identify a “quick win” that supports your broader carbon strategy.

A strategic step, not just a smart gadget

This isn’t about gadgets—it’s about strategic energy management. Smart thermostats offer a scalable, data-driven way to reduce emissions, improve comfort, and demonstrate sustainable progress. For organisations building a carbon reduction roadmap, they’re a smart place to start.

And if you’re ready to go further, explore our full guide on how to build an effective carbon reduction strategy.

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