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The HARDI Home Study Institute is an important part of
the heating-cooling-refrigeration industry. The home learning school is
operated by HVACR distributor members of HARDI like Johnstone Supply. For
more information follow the links above. To sign up for classes at a
discount with Johnstone Supply contact
John Ortquist for more information.
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Also Available
Training
Classes
Learn Hydronic Design from IBR
CD-ROM Based Interactive Training for
HVACR Technicians
training
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Johnstone Supply is your source
for quality AO Smith water heaters!