Electric heaters can range from industrial units that weigh greater than one hundred lbs . to little desktop heaters that people can hold in one hand. The scaled-down a heater is, the greater moveable it tends to be, but greater electric heaters can utilize a set of wheels to attain https://www.penmann.co.uk/case-studies/hvac-services-for-fsi-phases-1-and-2-nutricia-liverpool/