Nope nothing clogging it, ill try to post the pics , maybe its just the valve i orderd and its the wrong one idk yet ill post pics later

Nope doesnt go anywhere , its pissing me off cause i want this badboy to work like it should:( this is biggest cannon to date

Makes the diaphram seal thats its, now my on my 1.5 inch one it seals the barrel and fills the chamber as it should

I recently purchase a 2.5 inch dust collector valve made by goyen , now i have 2 that are 1.5 inch that work perfeclty i hook up the my air hose, diaphram moves sealing off the barrel filling the chamber, as it should, now my 2.5 inch is the indentical setup but my problem is the diapram seals off t...

I am looking for someone to build me a cannon that shoots golf balls from the tee box to the green 450 plus yards I am willing to pay someone to build me 2 Lmk if you can help me Your best bet is to pick up a dust collector valve thats 1.5 inch , and build your chamber the valves have crazy power a...

Screenshot-GGDT v4.6.png It doesn't work. :( Seriously though, can you be a little more specific? Does the shape of the chamber make any difference? Im wondering ? Explain what you need more of,im using 3 inch pvc for the chamber defintly 5 feet , barrel i was told double my chamber which woulf be ...

2.5 inch pvc is what im probably going to use 2.5 inch is 60 bucks for all the fittings,, 3 inch is like 30-35 bucks alot cheaper, ill prob use 5 feet of barrel and chamber,,,would you mind plugging those into ggdt for me?

Im onto my next build using a 2.5 inch pneumatic relief valve( qev on steriods) now my recent one was a 1.5 inch valve i used 2 inch pvc as a chamber,,for this bigger valve should i use 3 inch? Or whats the best route? Thanks

Its alright:(

My local supplier of SDR-21/26 piping happens to be a very old hardware store, which sells it for irrigation since I used to live in a semi-farming community. They have sizes from 1" to 4" IIRC, although no oddball sizes like 2.5". Stubborn old people will keep it available for the time being, but ...

[quote="Fnord"]I've noticed the oddball PVC diameters are going away more and more. Looked for some golfball pipe the other day and there's just nothing there locally. Its funny that you mentioned that,my local shop has plenty of that golfball pipe if you needed some im be more then glad to get you ...

Im back into building guns, does anybody have a piston port 2.5 inch? If so im wondering what kind of power you guys are getting out of it being that its a rather bigger port? Any tips of anything appreciated

Sup guys havent made a post on here in sometime hope everyone is doing well and figured i try my best to see if someone could help here Im in the search of sdr26 2 1/2 inch , about a 4 foot section, online prices are insane and so is my local machinsts prices to make me it, now does anybody possibly...

Sup guys havent been on here in over a year whats new?

Makes sense,,,the 1 1/2 qev is set up mainly for golf balls and i got the 3/4 for free so might as well have some fun with it,,pvc is cheap,

Thats why i was wondering which one to use

Dig makes sense,,,i have marbel barrel using 1/2 pvc it acutally sucks,,they get stuck in the barrel 9 out of 10 times,,ive used my 3/4 barrel and had better luck,,id like to find really good ammo for a 1/2 barrel i was using steel slugs but im running out lol Was using lead balls but i lost my mold...