Does the pig do better with constant vs varying temperatures?

Typical ventilation controllers turn devices (heaters or fans) on and off in response to temperature changes as detected by one or more temperature probes suspended in the animal facility. Current ventilation control strategies as implemented by almost all ventilation controllers installed in production facilities contribute to temperature variation.  Read More...

How tunnel ventilated barns really work in hot weather

Many of the readers of this blog have tunnel ventilated wean-finish or grow-finish facilities. Others have seen these type of facilities and have questions about how they function in terms of meeting the heat removal needs of growing pigs. A common question I get asked – how much temperature variation is ‘normal’ for these facilities? Read More...