Acid & Alkali Resistant Exhaust PLC Control Fume Hood in Chemistry Lab. Acid & Alkali Resistance: Constructed with carbon steel and ceramic materials for superior corrosion resistance. Customized Design: Fully customizable product name, interior baffle, sash, and liner materials to fit specific needs. Energy Efficient Operation: Unique down return air design and flow-equalized structure ensure low energy consumption. Advanced Safety Monitoring: Auto-alarm for purification system resistance and temperature, plus auto power cutoff. Explosion Proof Feature: Designed with fireproof and explosion-proof features for safe laboratory environments. Automatic Sewage Treatment: Includes acid/alkali neutralization, auto-monitoring, and manual discharge capabilities. Precise Airflow Control: Electric regulating valve controls exhaust volume with average surface air speed of 0.6-0.8 m/s. Comprehensive Protection: Features water shortage, overheat, leakage, and phase-out protection for all electrical devices.