Miller & Weber, Inc. manufactures precision liquid-in-glass thermometers, including all ASTM ranges and SAMA ranges. We are the developers and manufacturers of PerformaTherm¨ non-mercury, non-spirit precision thermometers. Our manufacturing facility is ISO-9001 certified with complete design capabilities. Our calibration laboratory is also ISO-17025 accredited for temperature calibration. We are the only glass thermometer manufacturers in the United States with both ISO-9001 certification and ISO17025 accreditation. All of Miller & Weber, Inc.'s liquid-in-glass thermometers are manufactured in our New York plant.