SpudFiles

[/quoteAfaik the diaphragm only seals at 25PSI or so.

Don't quote me on that [quote]

I've reged mine down to 5 psi and it worked fine....

yeah, ok. Im working on the canno as Im posting this, Ive already modded the sprinkler valve and cut and dry-fitted the other parts, all that remains is to cement the partes together