Imagine this: it’s Friday night. You’re on your way home from work looking forward to a relaxing night in with the kids and dogs, but

Compared to some other Californian towns, Simi Valley has pretty mild winters, most of which have bright and sunny days. When the sun goes down and the temperature dips, you know you need a reliable heater to stay warm. So how come your heating system is blowing out cold air when you turn it on? Let’s start with the basics.