No, no, no. As long as you are increasing the ID along the primary path, you are not making the calc more demanding. Increasing the ID reduces the friction loss per ft. and reduces the overall required pressure of the system.
Duane -----Original Message----- From: Sprinklerforum [mailto:[email protected]] On Behalf Of Matthew Willis Sent: Friday, August 08, 2014 7:54 PM To: [email protected] Subject: Re: copper pipe vs CPVC Especially since the I.D. like you said is larger. This often = more demanding. Bigger is not always better. R/ Matt On Fri, Aug 8, 2014 at 4:40 PM, Brad Casterline <[email protected]> wrote: > It just occurred to me though Douglas (on a smoke break as usual) I > would be worried that the existing pipe size is per code, so I would > calc it anyway. > > -----Original Message----- > From: Brad Casterline [mailto:[email protected]] > Sent: Friday, August 08, 2014 3:30 PM > To: [email protected] > Subject: RE: copper pipe vs CPVC > > Both C=150 and the best part is it looks like the I.D of CPVC is > bigger than type K,L, and M copper. > > Brad > > -----Original Message----- > From: Douglas Hicks [mailto:[email protected]] > Sent: Friday, August 08, 2014 1:41 PM > To: [email protected] > Subject: copper pipe vs CPVC > > One of our group homes has leaking copper pipe. The owner told me > their experience is to replace the copper with CPVC. I like that, > faster and easier for us. But, do I need to get the system > re-engineered when changing to CPVC? Can I just replace size for like > size? > > The system is 20+ years old so I am going to propose new sprinklers. > Besides, some of the heads are corroded and some have paint on them. > We will also provide a means to test the antifreeze, at present there > is no way to test the solution. > > I am going to exclude sheet rock and painting from the job. > > Douglas Hicks > General Fire Equipment Co of Eastern Oregon, Inc > _______________________________________________ > Sprinklerforum mailing list > [email protected] > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl > er.org > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl > er.org > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl > er.org > _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
