Check the listing for details. Vintage Ajusto Brooder Thermometer MADE IN THE USA #4882. Condition: Used, Made in United States. Listed at 9.99 USD. The Vintage Ajusto Brooder Thermometer, made in the USA, is a unique and valuable tool for chicken farmers and livestock enthusiasts. This thermometer, specifically designed by Ajusto Brooder, provides accurate temperature readings to ensure the comfort and well-being of poultry, particularly chickens. With its brand reputation and country of origin, this product stands out as a reliable and high-quality option for monitoring and adjusting brood temperatures in agricultural settings.