400 Litre Rainwater Tank - Millstone

This super-slim water butt fits in the tightest of spaces and allows you to collect lots of naturally soft rainwater for your garden. Rotationally moulded for strength and durability, it has an average wall thickness of 6-7mm, is guaranteed frostproof and is fully recyclable. Position it wherever it is required and then drill a hole for the rainwater diverter about 4cm down from the top of the tank.

Tank variants

The ultra slimline 400 litre is also available in standard black. Our 400 litre is very popular for cleaning applications as a baffled tank. This tank is also available as a potable/drinking water storage tank. We can also manufacture these tank is a varienty of colours to your requirements. This is often a good idea if you're storing different liquids.

The 400 litre can also be manufacture as an underground water tank. All these tanks are made from a seamless one piece mould.