Plumber Business Card Template. This Plumber Business Card Template is perfect for promoting your services like plumbers, carpenters, electricians and companies, organizations with a modern design. This free gift comes in 3 different color options. It’s very easy to customize, groups in folders and layers, and has good names, so it’s easy to make custom changes with adobe Photoshop. This free business card is based on CMYK 300 DPI and 2inx3.5″ size with 6 (front and back).