Delivery Update June 25th 2026
Interislander ferry sailings have been suspended due to severe weather across New Zealand.
Delivery delays of at least 3–4 days are expected due to disruptions affecting freight between the North and South Islands. We appreciate your patience and understanding while these conditions continue.

Duct Components & Fittings

Access Panels Adjustable Bends Branches & Take Offs Saddle Take-Offs Backdraft Dampers Inline Balancing Dampers Motorised Dampers Damper Blades Damper Quadrants Flanged Spigots End Caps Joiners Reducers Roof Cowls Roof Flashings

Reducer 200–100 – Metal

RRP $69.00
$60.00

Reducer 200–150 – ABS Plastic

RRP $38.00
$33.04

Reducer 200–150 – Metal

RRP $65.00
$56.52

Reducer 200–150 – White PVC

RRP $28.43
$24.72

Reducer 250–150 – Metal

RRP $83.00
$72.18

Reducer 250–200 – ABS Plastic

RRP $51.00
$44.35

Reducer 250–200 – Metal

RRP $84.00
$73.05

Reducer 300–150 – Metal

RRP $103.00
$89.57

Reducer 300–200 – Metal

RRP $101.00
$87.83

Reducer 300–250 – ABS Plastic

RRP $56.00
$48.70

Reducer 300–250 – Metal

RRP $105.00
$91.31

Reducer 315–300 – Metal

RRP $103.00
$89.57

Reducer 350–250 – Metal

RRP $114.00
$99.14

Reducer 350–300 – ABS Plastic

RRP $41.00
$35.65

Reducer 350–300 – Metal

RRP $126.00
$120.00

Reducer 400–200 – Metal

RRP $142.40
$128.83

Reducer 400–350 – ABS Plastic

RRP $47.00
$40.87

Reducer 400–350 – Metal

RRP $150.00
$130.43

Reducer 450–400 – ABS Plastic

RRP $66.00
$57.39

Reducer 80–150 – Multi – White PVC

RRP $19.00
$16.52

Roof Adaptor Kit - Adapt from Fan to Roof Cowl 150Ø Roof Cowl complete with 400mm long tube 6m x 150Ø Flex Nude Duct Flexible Reducer 300Ø - 100Ø Masterflash Roof Flashing #5 Tube Silicone– Clear Roof and Gutter Roll PVC Duct Tape

RRP $265.50
$230.88

Roof Cowl 100Ø c/w 300mm Tube

RRP $126.00
$108.70

Roof Cowl 100Ø Cowl Easyfit Collar

RRP $94.00
$81.74

Roof Cowl 125Ø c/w 300mm Tube

RRP $125.00
$108.70