Revision
B – FinalDraft
Date
November 2009
Author
Ben Dana
Notes and Glossary:
All measurements in the text are in mm unless otherwise shown.
Measurements describing the positions of holes for bolts or inlet pipes etc are taken to the
centre of the hole unless other-wise stated.
Xela –Quetzaltenango
AIDG –Appropriate Infrastructure Development Group.
Xelateco – A renewable energy manufacture/ installation business set up by AIDG Guatemala
Azimuth: orientation from due South 0º.
SSWH – Serpentine Solar Water Heating
SWH – Solar Water Heating
HG “Hierro Galvanizado”: Galvanized Pipe
MDF Medium Density Fibreboard
NPT: National Pipe Threading. American pipe gauge standards:
http://www.engineeringtoolbox.com/npt-national-pipe-taper-threads-d_750.html
°C – degrees centigrades
References
B. Deus et al (2004): ZigZag Collector, BABICO and WOT Publications
B. Dana (2009): Design Manual, DIY Serpentine Solar Water Heating, AIDG
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