Commercial grade propane. It's the highest common everyday grade (refrigerant grade R-290 isn't that common) In most states not named California, HD5 is the only grade that's legal for sale as home heating propane. Mitch.
> On November 27, 2016 at 11:07 AM Floyd Thursby via Mercedes > <mercedes@okiebenz.com> wrote: > > > What is "HD5"? > > --FT > > > On 11/27/16 10:49 AM, Mitch Haley via Mercedes wrote: > > That's the advantage of Cathey Special Blend. > > If it leaks, just add propane until the pressures are good again. > > > > BTW, I was looking at Linde Gas this morning, and they claimed their R290 > > was > > 97.5% propane. Any reason why I should pay dollars per pound for 97% > > refrigerant > > grade when I get pounds per dollar of HD5 which is guaranteed to be 90% or > > higher, with up to 5% butanes and methane and 5% propylene? I already have > > over > > 3000lb of HD5 in bulk (500 gallon) cylinders. The only thing that might be > > bothersome is the 0-5% propylene. > > > > Mitch. > > > >> On November 27, 2016 at 10:39 AM "Kaleb C. Striplin via Mercedes" > >> <mercedes@okiebenz.com> wrote: > >> > >> > >> I have tried this and duracool and I just do not like the blends. If you > >> have > >> any sort of leak at all the different elements leak at different rates > >> which > >> changes the mix and it does not cool. > > _______________________________________ > > http://www.okiebenz.com > > > > To search list archives http://www.okiebenz.com/archive/ > > > > To Unsubscribe or change delivery options go to: > > http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > > > > -- > --FT > Winston Churchill: > “Never give in--never, never, never, never, in nothing great or small, large > or petty, > never give in except to convictions of honor and good sense. > Never yield to force; never yield to the apparently overwhelming might of the > enemy.” > > _______________________________________ > http://www.okiebenz.com > > To search list archives http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
