 When your world is in chaos... Did someone mess with the thermostat? It's so hot in there. Maybe it's time for a new air conditioner. Why is there no cold air coming out? We need to call a professional. First call Juul. When you have heating, cooling, plumbing or electrical problems, First Call Juul can solve them and bring calmness and comfort to your life again. First Call Juul. 208-522-7777. Heating, cooling, plumbing and electrical. First Call Juul.