Zincalume water tanks are an affordable water tank option. Zincalume is a high tensile roofing product that revolutionised the roofing industry, it was strong, came in long one-piece sheets that reached from the roof ridge to the gutter without a join.
With Aquaplate now available the popularity of Zincalume for water tank construction has reduced significantly.
The effective lifespan of a zincalume water tanks are only up to about seven years which is only a fraction of slightly more expensive Aquaplate and Poly water tank options.
Zincalume is primarily a zinc and aluminium mix of metals “galvanised” to steel and is a popular as a roofing material
Electrolysis in Zincalume Water Tanks
Electrolysis is a real problem with Zincalume water tanks especially where a building has a galvanised roof which supplies water to a Zincalume tanks.
Corrosion is the natural enemy to a Zincalume tank as Zincalume tends to form isolated spots of rust and because the metal is so thin, it quickly migrates through and then if you have an impact on the tank in the vicinity of that spot. This leave the tank susceptable to a leak especially with a bump or a knock.
Zincalume water tanks are made by a range of manufacturers however zincalume tanks are manufactured with Bluescope Steel.
Bluescope Water Tanks are also a manufacturer of a range of zincalume