Working up a price for the Peguis Infrastructure Building. Very basic plumbing with a WC, lav and KS.
Also want a section of radiant floor heating.
Designing radiant floor heating systems
Using the 30 day trial version of LoopCAD program
http://www.avenir-online.com/AvenirWeb/Store/Purchase.aspx
for an area 24 x 80 with 15" spacing for 1/2" pex pipe.