Does anyone know of any problems using

Mad Dog

Never heard of any problems, but I worry about these t'ings. I know Glycol and CPVC don't mix. Mad Dog

Kal Row

no - but -try

searching in google for the phrase

Glycerine copper material safety data sheets

got lots of hits - did not have a chance to go through them all

Larry Weingarten

here's a page

Hello: Try this.. http://www.copper.org/resources/properties/db/CDACorrosionResultServlet.jsp?display_comments=yes&form_id=fm_name&alloy=All&resistance=All&environment_cat=Organic+Comp.&specific_env=Organic+Comp.:+Glycerine

Kal Row

you noticed that it's excelent except for

Alloy: C62700 - then Glycerine is not recomended
now how does mad dog know that his pipes dont have that alloy?

just playing devil's advocate

Mike T., Swampeast MO

Not likely

C62700 is classed as a wrought bronze, sub-classed as an "Aluminum-bronze" and is listed as inactive since May 25, 1971.