Welcome to Helotes. Surrounded by the beauty of the Texas Hill County, the City of Helotes is a vibrant community boasting a flourishing economy and a high quality of life. Located just northwest of San Antonio, Helotes was incorporated in 1981 as a Type A General Law City.
The passive diffusion samplers act as a filter, so field filtering is not necessary. In fact, passive diffusion bags (PDBs) will block potassium permanganate from samples for sites using it in their remediation processes. PDB Samplers. Samples volatile organics. Available in both pre-filled and unfilled versions.
The geotextile dewatering bags are a cost effective method for allowing solids to dewater over time. If you have storage space and time, this is the product for you. Geobags are ideal in remote locations or for smaller volumes where expensive mechanical dewatering technologies are budget prohibitive.