Additel Corporation is a leading global provider of pressure calibration tools. Industries look to Additel test tools and portable calibrators for high quality and handheld convenience. The company designs and manufactures automated pressure calibrators, digital pressure test gauges and calibrators, pressure test and calibration pumps, and other precision instruments that are pressure calibration staples in the field and in the lab. Transcat distributes a full range of the innovatively engineered and affordably priced products from Additel and offers ISO 17025 accredited pressure calibration services on all Additel gauges and calibrators. We also carry the company’s accessories that support pressure calibration and measurement solutions for industry.