Position	Website	Change	Thumbnail
1	engineeringtoolbox.com - Engineering ToolBox Tools and Basic Information for Design, Engineering and Construction of Technical Applications	0
2	smacna.org - Sheet Metal and Air Conditioning Contractors’ National Association	15
3	ashrae.org - ASHRAE	1
4	hindawi.com - Hindawi Publishing Corporation Hindawi is a rapidly growing academic publisher with more than 200 Open Access journals covering a wide range of academic disciplines.	0
5	biasew.net	-2
6	peci.org - PECI	6
7	spiralmfg.com - Spiral Manufactuing - Commercial and Industrial Spiral Pipe, Lock-Seam High Pressure Spiral Pipe &am... Major North American manufacturer of lock-seam, high pressure Spiral pipe and fittings. We offer a complete line of standard commercial and Industrial...	20
8	freecalc.com	2
9	ateam.lbl.gov - Applications Team Web	-3
10	courses.washington.edu - UW Courses Web Server	4
11	eng-tips.com - Eng-Tips Forums	-2
12	ashraexchange.org - ASHRAExCHANGE Providing an online central platform for real-time discussion and information exchange among individuals working in design, for construction, operatio...	0
13	web.fscj.edu - Florida State College	0
14	xpedio.carrier.com - Guest Home Page	6

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