If you know how to use autocad and your quick on it, keep using it, there
are loads of plumbing blocks u can download if u know where to look. Trouble
with using another program is you will have to spend time learning it as
well as creating the drawings.
The "Pont A Mousson" Company as developed a tool for pipes and plumbing
drawing, called "pamcad"
This softwar is slow to be used, but is almost complete.
You can't find it on the web but threw your local P.A.M reseller
it is translated in various languages
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