of chemical, light, sound and heat sensors.?
As long as you use the correct fittings to tie into the 4 pipe, there is no problem. The other two people are correct with the trap and the vent. Make sure the pipe and fittings are the same type pipe. Good luck!
This is how people are fooled by unproven statistics. Lol. Until someone finds a source and the source seems reliable, don't pay attention to a single number here. Though there's no harm in reading someone's reasoning as to why the number would be high. Weird question. And I was just thinking about you today, Tracy Terry-after viewing my answers to show someone something in a debate, I saw your questions I have answered. Weird as this is, it's certainly a step up. Keep up the positive progress.
how ever many companys called, if two engine company's are called, its a two alarm fire etc etc.
