Tag: efficiency
Calculating actual variable costs for energy
As a discussion related to the economics and cross-over points for dual-fuel heating (natural gas and heat pump) the topic came up how to calculate costs of each energy source. While at first, it may seem obvious, there are a variety of costs that are variable (ie based on how much you consume) that are…
Implementing Dual-Fuel house heating (Heat pump)
Looking to upgrade my old Air Conditioner, I decided to go for a dual-fuel heating solution. Heat-pump for cooling and moderate heating with my existing natural gas furnace for heating at low temperatures. Does a Heat-pump work in a colder climate like Ottawa, Ontario, Canada? – YES! Even with a non-cold climate heat pump, about…