- the distance water needs to travel between your tank and home,
- whether water needs to move upward, into multi-storey homes or units,
- the number of water outlets that need to be serviced, especially at the same time.
If you are looking to install a rainwater tank, then you probably at least intend to use it for watering your garden, washing your clothes, cleaning your car, filling your pool and the like. You might also wish to have fresh, crisp rainwater on tap for cooking and drinking. This all means you will need to connect and pump your precious rainwater from your tank into your house. How do you choose the right water tank pump for your needs? Most water tank manufacturers will provide special packages where they include a pressure pump. It is worth consulting them about any such packages which can keep your costs lower than buying one separately, and it will normally include a pump cover to match your tank. Your water tank pressure pump will obviously need power to pump the water to where it is needed. For domestic purposes, you will want a flow rate of 20L per minute (which is equivalent to your mains water supply). Most pumps can handle this, however the flow rate and power needs can be influenced by other factors including: