Ducting

16" to 12" Flexible Vinyl Adapter Reducer

Allegro's Flexible Vinyl Adapter Reducer 9600-55 lightweight yellow and black soft nylon adapter reducer is rugged enough to stand up to any working condition and is designed for most air handling capabilities. It’s flexible and collapsible...

16" to 8" Flexible Vinyl Adapter Reducer (for Models 9515 and 9517)

Our lightweight yellow and black soft nylon adapter reducer is rugged enough to stand up to any working condition and is designed for most air handling capabilities. It’s flexible and collapsible design allows for easy storage when not in use. The...

20" Diameter Duct to Duct Connector

Constructed of galvanized steel, Allegro's duct to duct connectors allow safe connections of additional ducting needed for remote locations.  They feature a raised lip to hold ducting in place.  

20" Standard Ventilation Ducting – 15ft Length

20" Standard Industrial Ventilation Ducting – 15ft Section This 20-inch diameter standard ventilation ducting is supplied in a 15ft length and engineered for high-airflow industrial ventilation in confined-space and worksite environments. The...

20" Standard Ventilation Ducting – 25ft Length

20" Standard Industrial Ventilation Ducting – 25ft Section This 20-inch diameter standard ventilation ducting is supplied in a 25ft length and designed for high-airflow industrial ventilation applications in confined-space and worksite...

20" Statically Conductive EX Ducting – 15ft Length

20" EX Statically Conductive Ventilation Ducting – 15ft Section This 20-inch diameter statically conductive EX ducting is supplied in a 15ft length and engineered for use in hazardous or explosive atmospheres where static discharge control is...

20" Statically Conductive EX Ducting – 25ft Length

20" EX Statically Conductive Ventilation Ducting – 25ft Section This 20-inch diameter statically conductive EX ducting is supplied in a 25ft length and designed for use in hazardous or explosive atmospheres where static discharge must be...

22" Lay-Flat Ventilation Ducting – 500ft Length

22" Lay-Flat Polyethylene Ventilation Ducting – 500ft Section This 22-inch lay-flat ventilation ducting is a lightweight, collapsible air-delivery solution designed for temporary ventilation and drying applications requiring long duct runs...

26" Diameter Duct to Duct Connector

Constructed of galvanized steel, Allegro's duct to duct connectors allow safe connections of additional ducting needed for remote locations.  They feature a raised lip to hold ducting in place.  

26" Standard Ventilation Ducting – 15ft Length

26" Standard Industrial Ventilation Ducting – 15ft Section This 26-inch diameter standard ventilation ducting is supplied in a 15ft length and engineered for high-volume airflow applications in industrial and confined-space environments. The...

26" Standard Ventilation Ducting – 25ft Length

26" Standard Industrial Ventilation Ducting – 25ft Section This 26-inch diameter standard ventilation ducting is supplied in a 25ft length and designed for high-volume airflow applications in industrial and confined-space environments. The...

500' Ducting, Lay Flat (fits 8" and 12" blowers)

The Allegro Ducting, Lay Flat (9500-500) is lightweight air ventilation tubing (similar to a plastic bag) manufactured from durable clear polyethylene. This product has been engineered for maximum elasticity, flexibility, toughness, and resistance to...