44-2600 Series is a compact, extremely sensitive, high purity single-stage regulator for specialty, flammable and industrial gases with flows of less than 10 SCFM / 283 SLPM. Diffusion-resistant metal diaphragm seal ensures gas purity and integrity. Ideal for use in gas/analyzer sampling systems, fuel cells, tissue and cell culture incubators, and chromatograph flame detector fuel supply. Also excellent for low outlet and low differential pressure applications.