Speciality Products

We have many product ranges suitable for project specifying, including DuctSox, Acutherm, Armcor, Halton, Kilargo, Nailor, VENTS and Polyaire. We also have design teams in both Auckland and Christchurch to help you with your quoting and tendering, design and costings.



Fabric Duct-Diffusers

DuctSox New Zealand


DuctSox Air Dispersion Systems discharge air through a combination of porous fabrics, engineered orifices, and linear vents. Contact us for more information.


The Global Technology Leader in Demanding Indoor Air Solutions

Halton New Zealand


Smooth-Air is able to offer the full range of Halton specification products including chilled beams, displacement diffusers, healthcare ventilation products and specialised grilles and dampers.


Heat Exchangers

Armcor New Zealand

Armcor Australia





PVC Ducting 300x70 (similar Airflow to 200dia)

ecoDuct pricing New Zealand

ecoDuct Australia





Duct hanger Systems

Gripple New Zealand




Intumescent Fire Dampers


Nailor Industriesnailor

Commercial Grilles, Diffusers and Air Distribution Products







The VENTS product range includes over 10,000 items for residential and industrial ventilation, specially designed for different target audiences and various climatic areas. The VENTS manufacturing facilities are over 60,000m2. Each of the 16 workshops complies with international standards to cover the full production cycle. With more than 2000 professional staff, their teams produce ventilation products from concept and design development through to the completed high-tech product.




Polyaire is Australia's leading manufacturer and distributor of Air Conditioning products and components. Established in 1973, Polyaire now has 27 branches in Australia, offices in Malaysia and the United Kingdom and exports worldwide. Polyaire has one of the most extensive ranges of products used in the air conditioning industry, offering thousands of different items marketed under the Polyaire, Zonemaster and Derby brands.

Continuous investment in new equipment and innovative product design and development programmes have resulted in growth locally and internationally. Polyaire's products comply with all current Australian and International standards.