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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.

AT25 Air Tight and Insulated Loft Hatch

$274.00 exc NZ GST

Airtight Electrical Flush Box

$13.50 exc NZ GST

CNS Trend Convection Heater

$431.00 - $538.00 exc NZ GST

CNS Trend M Convection Heater

$334.00 - $412.00 exc NZ GST

CON Premium Convection Heater

$631.00 - $934.00 exc NZ GST

Corvum 12/48

$83.33 exc NZ GST

Corvum 30/30

$83.33 exc NZ GST

Cutter Metal

$19.50 exc NZ GST

DEL Plus 3 Phase Instantaneous Water Heater

$1,603.80 - $1,683.90 exc NZ GST

DEM 6 Single Phase Instantaneous Water Heater DEM 6

$926.33 exc NZ GST

DEM 6 Single Phase Instantaneous Water Heater DEM 6 + WSH 20 sensor tap

$1,773.99 exc NZ GST

DEM 6 Single Phase Instantaneous Water Heater WSH 20 Sensor tap

$869.40 exc NZ GST

DHB-E LCD 3 Phase Instantaneous Water Heater DHB-E 13 LCD

$1,485.23 exc NZ GST

DHB-E LCD 3 Phase Instantaneous Water Heater DHB-E 18 LCD

$1,563.89 exc NZ GST

DHB-E LCD 3 Phase Instantaneous Water Heater DHB-E 27 LCD

$1,591.83 exc NZ GST

DHCE Single Phase Instantaneous Water Heater DHCE 6/50

$926.33 exc NZ GST

DHCE Single Phase Instantaneous Water Heater DHCE 8/50

$974.97 exc NZ GST

DHCE Single Phase Instantaneous Water Heater DHCE 8/60

$974.97 exc NZ GST

DHE AU 3 Phase Instantaneous Water Heater DHE 18 AU

$2,098.98 exc NZ GST

DHE AU 3 Phase Instantaneous Water Heater DHE 27 AU

$2,165.22 exc NZ GST

DN125 Cone Filter

$8.00 exc NZ GST

Dispenser

$70.50 exc NZ GST

Dockskin 100

$56.68 exc NZ GST

Extract Vent Filters G3 100mm

$97.00 exc NZ GST

F7 Filter

$67.53 exc NZ GST

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Fan Assisted Heater

Stiebel Eltron

$515.00 - $571.00 exc NZ GST

Fentrim Grommet - White

$9.43 - $40.87 exc NZ GST

Fentrim IS 2

$393.33 - $115.03 exc NZ GST

Fentrim IS 20

$104.55 - $369.13 exc NZ GST

Filter Set C-Series

$140.00 exc NZ GST

Filter Set CA180 - G4/F7

$110.00 exc NZ GST

Filter Set Q-Series

$130.00 exc NZ GST

G4 Filter

$67.53 exc NZ GST

Hard Rubber Roller

$25.50 exc NZ GST

LWZ 170E Plus F7 Filters

$129.00 exc NZ GST

LWZ 170E Plus G4 Filters

$38.00 exc NZ GST

LWZ 180 F7 Filters

$181.00 exc NZ GST

LWZ 180 G4 Filters

$41.00 exc NZ GST

LWZ 180 M5 Filters

$163.00 exc NZ GST

LWZ 280 Heat Recovery Ventilation Unit

$5,491.00 exc NZ GST

LWZ 70 E Heat Recovery Ventilation Unit

$2,946.00 exc NZ GST

LWZ 70 F7 Filters

$120.00 exc NZ GST

Majcoat 150 1.5m x 50m

$452.27 exc NZ GST

Majcoat 150 3m x 50m

$904.54 exc NZ GST

Majpell 5 1.5m x 50m

$469.46 exc NZ GST

Majpell 5 300mm

$123.87 exc NZ GST

Majpell 5 3m x 50m

$938.97 exc NZ GST

Majrex 200

$764.69 exc NZ GST

Majvest 500 SA

$1,680.64 exc NZ GST

Majvest 700 SOB

$755.29 exc NZ GST

Meltell Cartridge

$20.92 exc NZ GST

Meltell Tubular Bag Black

$31.90 exc NZ GST

Meltell Tubular Bag Grey

$31.90 exc NZ GST

Meltell Tubular Bag White

$31.90 exc NZ GST

Nail Sealing Tape

$107.05 exc NZ GST

Polar Extrem Attic Stairs

$595.00 exc NZ GST

Polar Top Attic Stairs

$1,074.97 exc NZ GST

Primur Cartridge

$16.58 exc NZ GST

Primur Tubular Bag

$28.34 exc NZ GST

Rissan 100

$103.10 exc NZ GST

Rissan 150

$134.12 exc NZ GST

Rissan 430 Grey

$153.26 exc NZ GST

Rissan 430 Grey Corner 50/100/100

$18.77 exc NZ GST

Rissan 60

$55.12 exc NZ GST

Sicrall 60

$79.48 exc NZ GST

Stream Water Filter Set

$175.00 - $223.00 exc NZ GST

Stream Water Filtration System Stream 3 Water Filter

$465.75 exc NZ GST

Stream Water Filtration System Stream 4 Water Filter

$592.25 exc NZ GST

Twinet 20

$62.12 exc NZ GST

Type 1 Passive Plus Attic Stairs

$2,659.67 exc NZ GST

WWK Hot Water Heat Pump WWK 222

$5,414.09 exc NZ GST

WWK Hot Water Heat Pump WWK 222 H

$5,784.62 exc NZ GST

WWK Hot Water Heat Pump WWK 302

$5,535.18 exc NZ GST

WWK Hot Water Heat Pump WWK 302 H

$6,219.32 exc NZ GST

Wetguard 200 SA 1560mm

$1,607.44 exc NZ GST

Wetguard 200 SA 390mm

$408.61 exc NZ GST

Wetguard 200 SA 780mm

$803.71 exc NZ GST

Wigluv 100

$102.58 exc NZ GST

Wigluv 150

$143.11 exc NZ GST

Wigluv 20/40

$65.30 exc NZ GST

Wigluv 200

$224.18 exc NZ GST

Wigluv 60

$80.86 exc NZ GST

Wigluv Black

$105.41 exc NZ GST