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Spiral Ducting Reducers

Long & Short Concentric Reducers made from galvanised steel. Male ends to fit inside ducting. Available in sizes ranging from 63mm – 710mm. Bigger sizes available by phone or email enquiries.

*Please note* some of the more uncommon sizes may have a larger lead time.

SKU: Alph13
Delivery date: 2-3 days
*
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Spiral Ducting Reducers

Our Spiral Ducting Reducers are manufactured from high quality galvanised steel and designed to provide smooth airflow transitions between different duct sizes within commercial and industrial ventilation systems.

Reducers are commonly used in HVAC systems, extraction systems, and general ventilation installations where duct sizes need to increase or decrease while maintaining efficient airflow performance. Their tapered design helps reduce turbulence and pressure loss throughout the ductwork system.

Compatible ductwork products include Spiral ducting tube, Spiral Ducting Male Collar, Spiral Ducting Female Collar, Spiral Ducting Flanged Spigot, 45° Spiral Ducting Bends, 90° Spiral Ducting Bends, Volume Control Dampers, and Blast Gate Dampers.

Manufactured for durability and long service life, these galvanised spiral ducting reducers are suitable for commercial ventilation systems, industrial extraction systems, dust extraction, and general air movement applications requiring reliable duct size transitions.

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Flexible and durable polyurethane anti-static ducting with a copper coated helix wire. Used for carrying abrasive material such as dust, metal fillings & saw dust. Works within temperatures -40c to +90c. Sold per metre. Maximum coil length - 10 metres.

Data Sheet 1 Data Sheet 2

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Spiral Ducting Male Collar

Male collar made from galvanised steel. These collars are made to join lengths of spiral tube together or other female fittings. Available in sizes ranging from 63mm – 630mm. Bigger sizes available by phone or email enquiries.

*Please note* some of the more uncommon sizes may have a larger lead time

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Spiral Ducting Tube 1.5m

High quality spirally wound ducting made from durable galvanised steel, cut to standard 1.5 metre lengths. Ducts are manufactured to female sizing and designed to accept male fittings for easy installation.

  • Available in diameters from 63mm to 710mm
  • Larger sizes available on request by phone or email
  • 3 metre lengths available for in store pickup

Please note: some uncommon sizes may have extended lead times.

Download Data Sheet

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45° Spiral Ducting Bends

45-degree bends to suit spiral tubing, made from galvanised steel. Male ends to fit in spiral ducting or flexible tube. Available in sizes ranging from 63mm – 710mm. Bigger sizes available by phone or email enquiries.

*Please note* some of the more uncommon sizes may have a larger lead time.

Data Sheets

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