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Diagram showing Mega-Dukt™ usage in an underground mine

Medium Grade Ducting


MEGA-DUKT™ is our quality medium grade ducting system. It’s manufactured with a low leakage seam welded construction out of a tough, durable but lighter grade material polymer as compared to our other ducting systems.

The MEGA-DUKT™ system has been used by over 60 mines globally for the past 20+ years and is a proven system, developed with a complete range of fittings, elbows, and junctions.

Available in diametres form 300mm (12”) to 2800mm (110”)

Mega-Dukt™ System

Mega-Dukt™ Straights

Mega-Dukt™ Straights

Available in any length from 1m to 100m

Mega-Dukt™ Straights

Mega-Dukt™ Lobsterbak Elbow

Mega-Dukt™ Lobsterbak Elbow

Segmented high flow design corner section

Mega-Dukt™ Lobsterbak Elbow

Mega-Dukt™ Cross Piece

Mega-Dukt™ Cross Piece

4-way junction with two 90° take-offs

Mega-Dukt™ Cross Piece

Mega-Dukt™ 4 Way Branch

Mega-Dukt™ 4 Way Branch

4-way junction with two 45° branched take-offs

Mega-Dukt™ 4 Way Branch

Mega-Dukt™ Trouser Leg

Mega-Dukt™ Trouser Leg

Transition from a single duct into two parallel ducts

Mega-Dukt™ Trouser Leg

Mega-Dukt™ Reducer

Mega-Dukt™ Reducer

Available in all diameters to reduce to smaller size ducting

Mega-Dukt™ Reducer

Mega-Dukt™ Omni-Bandage

Mega-Dukt™ Omni-Bandage

Repair sleeve designed for larger damage to ducting

Mega-Dukt™ Omni-Bandage

Mega-Dukt™ T-Piece

Mega-Dukt™ T-Piece

Standard split junction or 90° take-off

Mega-Dukt™ T-Piece

Mega-Dukt™ Fan Adaptor

Mega-Dukt™ Fan Adaptor

Built in ratchet tensioner to connect ducting to the fan outlet

Mega-Dukt™ Fan Adaptor

Smart-Choke™

Smart-Choke™

Designed to control airflow to active headings by opening and closing ducting

Smart-Choke™

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AC Industries is a leading specialist OEM and Global partner of Quality & Energy-efficient underground Ventilation Ducting systems. To discover how we can support your operation, get in touch with us today.