Energy Recovery Ventilators (ERVs) bring continuous fresh air into closed rooms while conserving energy—improving indoor air quality, comfort, and humidity balance.

Cooling and heating a pole barn comes with unique challenges like high ceilings, air leaks, and dusty conditions. The good news is that with the right setup, a TOSOT mini split system can make your barn comfortable year-round. Whether you’re considering the reliable Cosmo line or the high-performance Aoraki series, this guide covers insulation, unit sizing, airflow, and maintenance tips to help you choose the best barn AC and heating solution.

Watch our RV AC cleaning video and follow the maintenance checklist: coil cleaning, filter care, and easy RV AC tips for fall.