If you are looking at your options for geothermal in Portland Oregon, heat pumps are a good way to go. This is a system that can easily heat your home just as efficiently as your old system and will save you a great deal of money in the long run. It also has the advantage of being very durable so you can hope to have little need for repairs in the future. The equipment is easily accessible if you do need to have repairs taken care of so that is a plus as well. They come with very long term guarantees, some even up to fifty years. There are very few things you can purchase these days that will guarantee you to work for fifty years. That is a quite a promise. Because this is such as large necessity in your home, especially in Portland, Oregon, you will appreciate a guarantee like this.