Free CAD Drawings at Real-World Scale

Drawings drawn at full size in model space, so measurements taken in them are real. Every file here is public domain: open it in your browser, then download it and use it for anything.

1335 drawings · DWG, DXF, PDF, SVG, DWF and more · public domain

All 645 Blocks & symbols 440 MEP & electrical 89 Construction details 80 Floor plans & site plans 35 Architecture & BIM 1

645 drawings with Real-world scale · Clear all

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Pressure reducing valve symbol - Plumbing and HVAC CAD Symbol
Original pressure reducing valve symbol, 700 x 470 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 700 x 470 x 0 mm. Nominal size: 700 x 470 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
22 KBDetails & download
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Plumbing symbols A3 sheet - CAD Collection
A3 sheet with 22 individually named original CAD blocks and real sizes; DXF retains each block's 1:1 millimetre geometry. Print PDF or SVG at 1:30. Overall 12 x 8.3 x 0 m. Nominal size: A3. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
65 KBDetails & download
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Pipe tee symbol - Plumbing and HVAC CAD Symbol
Original pipe tee symbol, 700 x 440 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 700 x 440 x 0 mm. Nominal size: 700 x 440 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
22 KBDetails & download
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Pipe reducer symbol - Plumbing and HVAC CAD Symbol
Original pipe reducer symbol, 700 x 240 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 700 x 240 x 0 mm. Nominal size: 700 x 240 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
22 KBDetails & download
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Pipe flange symbol - Plumbing and HVAC CAD Symbol
Original pipe flange symbol, 700 x 360 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 700 x 360 x 0 mm. Nominal size: 700 x 360 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
22 KBDetails & download
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Pipe elbow symbol - Plumbing and HVAC CAD Symbol
Original pipe elbow symbol, 440 x 440 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 440 x 440 x 0 mm. Nominal size: 440 x 440 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
22 KBDetails & download
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Pipe cap symbol - Plumbing and HVAC CAD Symbol
Original pipe cap symbol, 350 x 180 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 385 x 180 x 0 mm. Nominal size: 350 x 180 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
22 KBDetails & download
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Pedestal basin plan - Plumbing and HVAC CAD Symbol
Original pedestal basin plan, 600 x 480 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 600 x 480 x 0 mm. Nominal size: 600 x 480 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
29 KBDetails & download
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Linear slot diffuser - Plumbing and HVAC CAD Symbol
Original linear slot diffuser, 1200 x 120 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 1200 x 120 x 0 mm. Nominal size: 1200 x 120 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
22 KBDetails & download
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Kitchen sink plan - Plumbing and HVAC CAD Symbol
Original kitchen sink plan, 800 x 480 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 800 x 480 x 0 mm. Nominal size: 800 x 480 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
24 KBDetails & download
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Inline duct fan - Plumbing and HVAC CAD Symbol
Original inline duct fan, 700 x 500 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 700 x 500 x 0 mm. Nominal size: 700 x 500 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
22 KBDetails & download
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HVAC symbols A3 sheet - CAD Collection
A3 sheet with 12 individually named original CAD blocks and real sizes; DXF retains each block's 1:1 millimetre geometry. Print PDF or SVG at 1:25. Overall 10 x 6.9 x 0 m. Nominal size: A3. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
41 KBDetails & download
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Globe valve symbol - Plumbing and HVAC CAD Symbol
Original globe valve symbol, 700 x 240 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 700 x 240 x 0 mm. Nominal size: 700 x 240 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
24 KBDetails & download
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Gate valve symbol - Plumbing and HVAC CAD Symbol
Original gate valve symbol, 700 x 370 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 700 x 370 x 0 mm. Nominal size: 700 x 370 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
22 KBDetails & download
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Fan coil unit - Plumbing and HVAC CAD Symbol
Original fan coil unit, 1200 x 760 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 1200 x 760 x 0 mm. Nominal size: 1200 x 760 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
22 KBDetails & download
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Exhaust air grille - Plumbing and HVAC CAD Symbol
Original exhaust air grille, 600 x 300 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 600 x 300 x 0 mm. Nominal size: 600 x 300 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
23 KBDetails & download
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Condensing unit - Plumbing and HVAC CAD Symbol
Original condensing unit, 900 x 610 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 900 x 610 x 0 mm. Nominal size: 900 x 610 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
22 KBDetails & download
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Close coupled WC plan - Plumbing and HVAC CAD Symbol
Original close coupled wc plan, 430 x 675 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 430 x 675 x 0 mm. Nominal size: 430 x 675 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
22 KBDetails & download
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Check valve symbol - Plumbing and HVAC CAD Symbol
Original check valve symbol, 700 x 300 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 700 x 250 x 0 mm. Nominal size: 700 x 300 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
22 KBDetails & download
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Butterfly valve symbol - Plumbing and HVAC CAD Symbol
Original butterfly valve symbol, 700 x 350 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 700 x 350 x 0 mm. Nominal size: 700 x 350 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
22 KBDetails & download
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Bath plan - Plumbing and HVAC CAD Symbol
Original bath plan, 1700 x 750 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 1700 x 750 x 0 mm. Nominal size: 1700 x 750 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
25 KBDetails & download
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Ball valve symbol - Plumbing and HVAC CAD Symbol
Original ball valve symbol, 700 x 240 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 700 x 240 x 0 mm. Nominal size: 700 x 240 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
22 KBDetails & download
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Air handling unit - Plumbing and HVAC CAD Symbol
Original air handling unit, 1800 x 1060 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 1800 x 1060 x 0 mm. Nominal size: 1800 x 1060 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
22 KBDetails & download
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Accessible WC plan - Plumbing and HVAC CAD Symbol
Original accessible wc plan, 710 x 725 mm graphic envelope. DXF is 1:1 in millimetres with a clean insertion origin; named A3 PDF/SVG proof included. Overall 710 x 725 x 0 mm. Nominal size: 710 x 725 mm. DXF drawing at 1:1 in millimeters with named layers; opens in AutoCAD, LibreCAD, Revit and the viewer. Export to DWG, PDF, SVG and other formats from the viewer. Drawn at nominal real-world dimensions for layout and documentation; verify against local codes and the actual product before construction. Original Innerscene model, released CC0.
22 KBDetails & download

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