Profile: Ultra Check, Inc. is a provider of emission control devices. Our product line includes safe sleeve, ladder style safe sleeve, thermo-well safe sleeve, multi-pole safe sleeve, aluminum floating roof safe sleeve, float with reel, tall float, hollow floats, drip sink and fixed plate adapters. Our safe sleeves offer solution for sealing the outside of the gauge pole and the gauge well. Our hollow float is designed to seal the gauge pole, act as a secondary stilling well and allow the displacer to operate without interference.