F-Line Flat Tank 7500 litre with Mains Water Back Up system includes a 7500 litre underground tank, pre fitted in tank filter, overflow and calmed inlet kit, Hydroforce Series 4 submersible pump and the accessories needed to deliver clean rainwater to a garden tap and to flush toilets. Some standard external pipework and connectors will be needed but are not included in the kit as the location of the system will determine the amount of pipework required.
