Infinite CAD is one of the nation’s leading Detailing companies providing services including: 3D BIM drawings for coordination, fabrication & installation for the HVAC Sheet Metal, Piping, & Plumbing trades. 3D Architectural & Structural modeling for reference/background drawings. MEP coordination, both managing and/or participating. Design Assistance. AutoCAD, CADmep, & ESTmep consulting. Preparing HVAC duct construction standards and Equipment submittals.