Freezing the inner one is simple enough. Heating the outer one may be a bit more tricky. Three hours just a hunch or a ‘do it this long’ time?

I have been unsuccessful in inserting the sr21 pvc into the sched 80 pvc on two attempts. Any suggestions?

I think I understand your idea. I'm going to stay with the research part of the project till the first of the year. I'm sure I'll be asking more questions as I get down to the purchase of pieces and parts.

thanks to everyone for the info

choochum bit

My goggle skills must be slipping, what does a dog bone have to do with this?

Thanks for the replies, I now have some additional thoughts to ponder..... If this is done and no pressure goes to the trigger during fill up, my fear is that the gun may fire when the safety valve is switched and the pressure from the valve rushes to the trigger simulating/causing enough of a depre...

I am building a golf ball launcher that may have as many as 200 other people fire it in a day. I would like to have some form of safety so that the launcher can't be fired until it's completely charged, loaded and pointed generally in the right direction. Some people just can't follow simple instruc...

Thanks for the welcome, hope to contribute myself someday...

Both responses made logical sense to me, just wanted to be sure logic fit application

thanks

I recently purchased a golfball launcher. After doing more research, I have decided to make one of my own design. A couple of questions quickly come to mind in my thought process... I would like to have the air chamber connected to the launcher using a high pressure hose. Is there any reason this sh...