Home › Forums › Public Forums › General Plumbing › Heating system parts needed. › Reply To: Heating system parts needed.
19 Feb 2001 at 12:07 am
#290076
Guest
Participant
1-1/2 nipples are available generally @ 1.64-inches
National Pipe Size
http://ourworld.compuserve.com/homepages/mjvanvoorhis/t103.htm
Metric Pipe Size
http://www.davidsonpipe.com/metrict.htm