FFE-Service is an authorized Riken Keiki partner for portable gas detectors. We are able to perform the calibration test ashore in our office as well as on board of your vessels. By the way, we are also able to prepare a fleet agreement only for the gas detectors. We will do the monitoring and planning of exchanges etc. We have spare gas detectors which we use on exchange basis. If you are interested in this, please let us know and we will prepare our best offer for you. Currently we have fleet agreements for more than 250 vessels which are trading throughout the whole world.