Energy Products Take a look at our products that could reduce your energy usage and save you money. Knowatts Knowatts puts you in control: providing you with detailed information on what is using energy. Smart Adaptor A simple solution for monitoring single appliance energy usage in your home. Gas Meter Pickup Smart-metering is becoming the way of the future: the pickup is the easy retrofit solution. Polytherm An advanced and flexible heating system for your home: Heating, where you need it, when you need it.