Chimney Automation Systems (Inline)


Perfect Draft. Guaranteed.

If you want your commercial boilers and water heaters powered by a mechanical draft system inside the the boiler room, ENERVEX has you covered.

Available in small, medium and large formats, ENERVEX's Inline Chimney Automation System (CASI) is a great option for buildings that are tall, that feature sidewall venting, or where the power venter must be installed inside the building. It is a state-of-the-art demand-controlled exhaust system designed for commercial boilers and heaters which optimizes any heating appliance’s efficiency by actively controlling draft. Its high temperature variable-speed draft fan and motor controls regulate draft by modulating the fan.


Demand-controlled exhaust system conveys combustion products from a wide range of equipment under negative, positive, or neutral pressure.
Great option where the mechanical draft system must be installed inside a building.
Eliminates the Uncertainty Of Chimney Performance
Ensures Code Compliance
Eliminates Limitations On Boiler Location And Sizing
Can Control Termination Conditions (Plume/Velocity/Dryness)
Interlocks With Boilers Ensure Maximum Safety At All Times
Maintains Precise And Repeatable Draft for Optimal Boiler Operation
Can Control Residence Time And Potential Flue Condensation
Vent Design Can Be Tailored To The Project
"One-type-fits-all’ chimney automation system can be combined with an Economizer, Over-draft Damper or Combustion Air Supply System to deliver a perfectly controlled heating system.