Good people! I would like to know which home alarm is more reliable, since there are so many brands and models. The idea is to put wiring and if it can be carried through the same conduits of the electrical installation of the house ..

http://cuidaatufamilia.com/alarmas-domiciliarias/ Hello, read this article has plenty of information and comparisons

As a rule, you should not share 220 ducts with weak voltages, as long as you take place in them, you can, but it is not right