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Autodesk is a world leader in 3D design software for manufacturing, building, construction, engineering, and entertainment. Since introducing AutoCAD in 1982, Autodesk has developed a broad portfolio of 3D CAD software programs to help users visualiz...

EastCoast CAD/CAM offers a full suite of 100% AutoCAD compatible MEP sheet metal, piping and plumbing design to fabrication tools, training and support.

YouTube is a place to discover, watch, upload and share videos.

The Number One Site for CAD-Duct Solids Users and Building Services Co-ordination Engineers..

Ductwork - DIY heating and cooling product sales for the Do-It-Yourself home owner. We have over 50,000 HVAC parts available to us including: Furnaces, AC, Heat Pumps, Custom/Standard duct work, Insulated fiber ductwork and replacement parts. Ductwo...

SNIPS delivers in-depth, insightful journalism that covers the sheet metal, heating, air conditioning, ventilation, indoor air quality, architectural sheet metal and metal roofing industries.

HVAC Help, Tips, Books, Parts, Trouble-shooting, Information, News, Equipment, Accessories

The #1 HVACR Community

Share and download revit families, ask questions and share ideas in our forum and learn from our tutorials

Mining & quarrying software comparison & selection: free software comparison & evaluation for mining & quarrying based on your business requirements.