Large heaters can be controlled in conjunction with smaller units and remote sensors connected to cables or wirelessly. The electrical system will use a large amount of electricity, thereby increasing the overall cost significantly. On the other hand, there is no open flame so that the entire process can be monitored remotely via a wireless signal. In this way, the technician can do a lot of work at once, offset some costs. Propane does use an open fire to heat the house, so it needs constant monitoring. Often, heaters are actually installed outside and hot air is pumped through small flexible vents. It also causes the temperature does not rise as fast, takes longer for the process to run. Propane is much cheaper than electricity and much more efficient. The best house security systems in Chester, PA, will not only notify the homeowner that there is a problem, but they will also call the appropriate emergency services. Home security isn’t always about criminals; it can also be other emergencies like fire or heart attack. However, it takes a specialized service to deal with more than just a break in.