Plumbing pipe and fitting symbols

For reference purposes, here are some two dimensional plumbing symbols showing pipe and fittings you may encounter on mechanical drawings. All drawn by me using paint.net. If there are any other symbols you would like to see just ask on the forum.

90 elbow symbol 90 deg elbow
cap symbol Cap
Wye symbol Wye
45 deg elbow symbol 45 deg elbow
Union symbol Union
Vent pipe symbol Vent
P-trap symbol P-trap
Tee symbol Tee
Running trap symbol Running trap
Pipe going down symbol Pipe going down
Pipe going up symbol Pipe going up
Pipe guide symbol Pipe guide symbol
Pipe tee up symbol Pipe tee up symbol
Pipe cross UP-DOWN symbol Pipe cross UP-DOWN symbol
Water closet symbol Water closet
Floor drain symbol Floor drain
Kitchen sink symbol Kitchen sink
Lavatory symbol Lavatory
Laundry tray symbol Laundry tray
Bushing symbol Bushing symbol
Concentric reducer symbol Concentric reducer symbol
Eccentric reducer symbol Eccentric reducer symbol
Expansion joint symbol Expansion joint symbol
Flexible connection symbol Flexible connection symbol
Curb stop symbol Curb stop symbol
Fire hydrant symbol Fire hydrant and isolation valve symbol
Compressed air line symbol Compressed air line symbol
Domestic water line symbols - cold and hot
  • Domestic cold water
  • Domestic hot water
  • Hot water return/recirculating
Gas line symbol Gas line symbol
Sanitary drain above - below ground symbol Sanitary drain above ground
Sanitary drain below ground symbol
Sanitary sewer symbol Sanitary sewer symbol with size and type of pipe
Storm sewer symbol Storm sewer symbol with size and type of pipe
Water main symbol Water main symbol with size and type of pipe
Trap primer symbol Trap primer symbol
Floor drain round symbol Floor drain round
Floor drain square symbol Floor drain square
Funnel floor drain symbol Funnel floor drain
Funnel drain elevation symbol Funnel drain elevation
Hub drain symbol Hub drain
Roof drain symbol Roof drain