Mainstream Dry Hydrants Inc. is a leading promoter, supplier, and installer of top-quality, dry hydrant systems for rural Fire Departments and all fire-fighting products. The products include dry hydrants, water supply components, fire fighting products, adapters, fire department adapters, strainers, portable strainers, caps, plugs, couplings, suction hoses, hard suction hoses, threaded adapters, storz adapters, and valves.