Easy Loader Heated Whelping Nest with ThermostatKeep your puppies healthy and warm with our best selling whelping box heating pad with built in thermostat. The Easy Loader Heated Whelping Nest reduces mortality in newborn puppies and produces healthier, more vigorous pups. The whelping heating pad has an electronic heat sensor that acts as a precise thermostat, constantly gauging the temperature and adjusting the heat accordingly. This maintained temperature is the most important element in a young