I recently bought a 5 cfm 25 micron vac but only hitting 26.7 hg and know im supposed to be hitting 29, is sea level effecting my pump? I am at 50-150 feet above sea level. Or is it just that I bought a shitty vac.
OH YA. and is hitting only 26.7 hg bad as in will it leave alot of tane in my...