Originally posted by Chopped Mazda
hardlines with the correct compression style fittings are much much metter than soft line and PTC fittings.
dont be cheep, get good fittings.
www.swagelok.com you tighten them once, and they will never leak again. They are the shit. I use them on my hydro setup, and it never has leaked even slightly...at close to 4000 psi.
Yeah David don't be cheap, get good fittings