Lighter, stronger, and more cost effective than traditional sheet metal ducting.
SMACNA compliant
Standard Christchurch & Wellington length: 2.95m
Standard Auckland length: 3m
Designed for high aerodynamic performance and durability
Manufactured from galvanised steel
Smooth dimpled interior for high efficiency aerodynamics
100% hermetic seal due to high-quality lock seam
2.95m, 1.8m & 1.2m lengths standard. Other lengths available to order non-standard
Standard Diameters (mm): 100 125 150 175 200 250 300 350 400 450 500 600
Non-standard (mm): 160 180 224 280 315 360 480 550 560 630 710 800 1000 1250 1320 1472 1524
Can be insulated with fiberglass ductwrap, thermobreak or 25mm polyester
HVAC, Duct, Rigid Tube, SG3530, Spiro Ducting Galv26/0.45mm 350dia 2.95m BE/BE *.
Please Note:
Before placing your order, confirming the exact model with your technician is best. We cannot provide refunds, replacements, or exchanges for incorrectly ordered products.
*Remember that the second product image displays the accurate item, while the first image pertains to the product category.
Why do I see a reasonable price?
Why do you see the excellent price is because we try our best to make the lowest margin possible so the customer can get the best brand at a good affordable price.
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Arthur (verified owner) –
Superb purchase experience
Marilyn (verified owner) –
High-quality service
Rosemary (verified owner) –
Great product
Susan (verified owner) –
Excellent product
Rosemary (verified owner) –
High-quality value
Kelvin (verified owner) –
Very dependable service
Susan (verified owner) –
Excellent product
Catherine (verified owner) –
Great quality item product
Maeve (verified owner) –
Perfectly worth it
Wendy (verified owner) –
nzdepot stands out with its unbeatable prices and premium quality.