Explore our full product range

A high performance home needs high performance materials that have been tried and tested in the real world. We stock only the best PassivHaus products to ensure your build meets the stringent PassivHaus standards. Browse our full range of SIGA air and weather tightness products below, or click here to learn more about our ventilation systems and thermally-efficient joinery.

5merchants product - Airtight Electrical Flush Box

Airtight Electrical Flush Box

$13.50 exc NZ GST
5merchants product - AT25 Air Tight and Insulated Loft Hatch

AT25 Air Tight and Insulated Loft Hatch

$274.00 exc NZ GST
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CK 20 Fan Assisted Heater

Stiebel Eltron
  • - $463.50 exc NZ GST
  • - $513.90 exc NZ GST
5merchants product - CNS Trend Convection Heater

CNS Trend Convection Heater

Stiebel Eltron
  • - $387.90 exc NZ GST
  • - $434.70 exc NZ GST
  • - $484.20 exc NZ GST
5merchants product - CNS Trend M Convection Heater

CNS Trend M Convection Heater

Stiebel Eltron
  • - $300.60 exc NZ GST
  • - $318.60 exc NZ GST
  • - $370.80 exc NZ GST
5merchants product - CON Premium Convection Heater

CON Premium Convection Heater

Stiebel Eltron
  • - $597.90 exc NZ GST
  • - $648.00 exc NZ GST
  • - $686.70 exc NZ GST
  • - $840.60 exc NZ GST
5merchants product - Corvum 12/48

Corvum 12/48

SIGA

$83.33 exc NZ GST
5merchants product - Corvum 30/30

Corvum 30/30

SIGA

$83.33 exc NZ GST
5merchants product - Cutter Metal

Cutter Metal

SIGA

$19.50 exc NZ GST
5merchants product - DEL Plus 3 Phase Instantaneous Water Heater

DEL Plus 3 Phase Instantaneous Water Heater

Stiebel Eltron
  • - $1,603.80 exc NZ GST
  • - $1,683.90 exc NZ GST
5merchants product - DEM 6 Single Phase Instantaneous Water Heater

DEM 6 Single Phase Instantaneous Water Heater

Stiebel Eltron
  • - $756.00 exc NZ GST
  • - $805.50 exc NZ GST
  • - $1,542.60 exc NZ GST
5merchants product - DHB-E LCD 3 Phase Instantaneous Water Heater

DHB-E LCD 3 Phase Instantaneous Water Heater

Stiebel Eltron
  • - $1,291.50 exc NZ GST
  • - $1,359.90 exc NZ GST
  • - $1,384.20 exc NZ GST
5merchants product - DHCE Single Phase Instantaneous Water Heater

DHCE Single Phase Instantaneous Water Heater

Stiebel Eltron
  • - $805.50 exc NZ GST
  • - $847.80 exc NZ GST
5merchants product - DHE AU 3 Phase Instantaneous Water Heater

DHE AU 3 Phase Instantaneous Water Heater

Stiebel Eltron
  • - $1,825.20 exc NZ GST
  • - $1,882.80 exc NZ GST
5merchants product - Dispenser

Dispenser

SIGA

$70.50 exc NZ GST
5merchants product - DN125 Cone Filter

DN125 Cone Filter

Zehnder

$8.00 exc NZ GST
5merchants product - Dockskin 100

Dockskin 100

SIGA

$56.68 exc NZ GST
5merchants product - Extract Vent Filters G3 100mm

Extract Vent Filters G3 100mm

Stiebel Eltron

$97.00 exc NZ GST

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