Spiral Ducts and Fittings

SuperAir is a professional Spiral Ducts, Spiral Fittings Manufacturer and supplier in China, engaged in the design, complete installation and metal components production of ventilation projects. We specialize at HVAC products, especially Ventilation Ductwork and Air Conditioning Installation products. We have the most advanced Swiss SPIRO complete set of spiral air duct production lines, as well as automatic pipe forming machines, plasma cutting machines, Korean straight seam welding machines, Swiss elbow seam welding machines, Italian flanging and apron machines, and CNC rotary machines, etc., and also Japanese AMD CNC punching machines and metal sheet metal CNC production equipment. 

Spiral ducts and fittings are thin-walled tubes made of metal strip rolled into spiral nibbled seams, round, weld-free, no air or water leakage, mostly used for air supply and bulk material transport, replacing the traditional white iron ducts (i.e. hand nibbled iron ducts). It is a type of air duct, fully machined and straight without manual knocking.

In accordance with the ISO9001 international quality system standard, a complete quality assurance system has been established, and the most advanced network platform system is used to manage and track product production to ensure product quality. The production requirements of SuperAir’s spiral ducts and fittings system are higher than China's national standards, and the quality and technology meet the requirements of Europe. Under the European testing standards, the sealing performance exceeds the industry's higher standard D-level. Our products are exported to USA, Canada, Japan, Sweden, Spain, UK, Italy, Australia, New Zealand…

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Plastic Motor Dampers

Plastic Motor Dampers

The following is an introduction to Plastic Motor Dampers, I hope to help you better understand it. Welcome new and old customers to continue to cooperate with us to create a better future together!

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Back Draught Shutters

Back Draught Shutters

Back Draught Shutters are designed to prevent return air from circular ducts. Back Draft Blocker, Backdraft Damper Dryer Vent Hose, Inline Extractor Fan Vent

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Bellmouth Spigots with Balance Damper

Bellmouth Spigots with Balance Damper

Bellmouth Spigots with Balance Damper are an efficient, energy saving product for both high and low airflow applications. They are manufactured from galvanized steel.

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Circular Ducting Iris Dampers

Circular Ducting Iris Dampers

Circular Ducting Iris Dampers for Circular Ductwork - accurate and quick airflow control

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Round Volume Control Dampers

Round Volume Control Dampers

The following is an introduction to Round Volume Control Dampers, I hope to help you better understand it. Welcome new and old customers to continue to cooperate with us to create a better future together!

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Round Ducting Silencers

Round Ducting Silencers

Round Ducting Silencers Noise Reducer Silencer for Inline Duct Fan, Duct silencer attenuator with a male-end which slides inside spiral ducting tube.  - Suitable for high, medium and low pressure applications - Attenuators for attenuate noise in ventilation and air conditioning ducts and air conditioning ducts

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Square Filter Box for Round Duct

Square Filter Box for Round Duct

Square Filter Boxes for Round Duct install in ventilation system always after the fan and/or the noise attenuator/duct heater, suitable to avoid impurities entering the ventilation system, for air filtration in ventilation and air conditioning systems. You can rest assured to buy Square Filter Box for Round Duct from our factory and we will offer you the best after-sale service and timely delivery.

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90 Degree Equal Tee Pieces for Circular Spiral Ducting

90 Degree Equal Tee Pieces for Circular Spiral Ducting

90 Degree Equal Tee Pieces for Circular Spiral Ducting is ideal for creating a simple branch on circular spiral ducting

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Circular Spiral Ducting Coupling

Circular Spiral Ducting Coupling

Circular Spiral Ducting Coupling allows two lengths of spiral tube ducting of the same diameter to be connected together. Galvanised steel male collar.

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Duct End Caps

Duct End Caps

Manufactured from high quality galvanized steel, the Duct End Caps are used at the end of tubing as a cover to fit over pipe fittings.

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Flanged Spigot for Circular Spiral Ducting

Flanged Spigot for Circular Spiral Ducting

Manufactured from high quality galvanized steel, the Flange Spigot for circular spiral Ducting also called Take off IL. The following is an introduction to Flanged Spigot for Circular Spiral Ducting, I hope to help you better understand it. Welcome new and old customers to continue to cooperate with us to create a better future together!

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Metal Ducting Reducers

Metal Ducting Reducers

Couple different spiral ducts and fittings with different diameters to each other by using a high-quality metal ducting reducers from the wide range of spiral ducts and fittings

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As a professional China Spiral Ducts and Fittings manufacturers and suppliers, SuperAir can provide customized service and advanced Spiral Ducts and Fittings. We have fully supply chains for high quality products and we deeply understand excellent service, competitive price and reliable quality design are the keys to win in the market! Welcome to buy durable and good price products. We sincerely welcome new and old customers to visit our factory for consultation and negotiation. For more information, contact us now.
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