Electric Symbols on Blueprints - House Plans Helper If you want to make sense of electric symbols on your blueprints then you’ve come to the right place. The placement of the outlets for all the electrical items in your home can have a significant impact on the design of your home. If you'd like a free pdf of all the blueprint and floor plan Lighting Symbols · TV · Floor Plan Symbols · Free Blueprint Symbols · HVAC Symbols How to Create House Electrical Plan Easily - Edraw Max House electrical plan is one of the most critical construction blueprints when building a new house. It shows you how electrical items and wires connect, where the lights, light switches, socket outlets and the appliances locate. Clear house electrical plan enables electrical engineers to install electronics correctly and quickly.