Promax water tanks are built to last in tough NZ conditions. Our premium ENDURO range is engineered for strength, long life, and partial in-ground use. With a corrugated design, heavy-duty build, and 20-year warranty, it’s the industry benchmark. XPRESS tanks offer a smooth-sided, above-ground alternative at a lower cost. All tanks are made from high-grade polyethylene and certified to AS/NZS 4766. Trusted nationwide by rural, commercial, and residential customers.

Promax Bunded Diesel Tank 500 Ltr

Promax Bunded Diesel Tank 500 Ltr

$3,419.00

Promax Diesel Pump Kit 40LPM 12v

Promax Diesel Pump Kit 40LPM 12v

$1,124.00

Promax Diesel Pump Only 40LPM 12v

Promax Diesel Pump Only 40LPM 12v

$630.00

Promax First Flush Diverter Kit 90mm

Promax First Flush Diverter Kit 90mm

$158.00

Promax First Flush Diverter 120 Ltr

Promax First Flush Diverter 120 Ltr

$917.00

Promax Water Filter Housing Bracket 60 LPM

Promax Water Filter Housing Bracket 60 LPM

$970.00

Promax Water Filter Housing Bracket 110 LPM

Promax Water Filter Housing Bracket 110 LPM

$1,324.00

Promax Water Filter & UV 75 LPM

Promax Water Filter & UV 75 LPM

$2,925.00

Promax Water Filter & UV 130 LPM

Promax Water Filter & UV 130 LPM

$3,438.00

Promax Frost Protection Kit - 50mm

Promax Frost Protection Kit - 50mm

$708.00

Promax Tank Lid Screw Type 610mm

Promax Tank Lid Screw Type 610mm

$172.00

Promax Floating Outtake - 50mm

Promax Floating Outtake - 50mm

$446.00