Storm drain environmental protection system

A Storm Drain Environmental Protection System can prevent environmental damage caused by chemical spills leaking into the drainage systems.
Inflatable Isolation Duct Cushion

The isolation duct cushion ensured that if there were any faults with the stack damper, the inflatable duct barrier would prevent downdrafts.
Double Block and Bleed Duct Isolation System

The double block and bleed system is commonly used for isolating power station ducts and ventilation systems during maintenance and repairs.