I forgot to follow up on my post, too many projects on the go. Sorry if I offended some of you with my choice of wording & font style in the subject heading. To address some of your responses: - it was very solid ¾ inch MDF board (not particle board); - distances are estimated but I am sticking with...

- Solid IPEX schedule 40 ABS pipe. wrapped with fiberglass tape - 2 inch x 36 inch barrel - 3 inch x 32 inch pressure chamber, 2 to 1 volume ratio - 3/4 modified valve (partition was removed within the cavity on the exit side, anti-siphon valve was fixed) - at 80 PSI the spuds are knocked out at wel...