Owls Hall Environmental Ltd, Blackmore End, Braintree , Essex CM7 7DF
01844 877 030 01844 877 030


1500L TwinTap Garden Rainwater Harvesting System

£ 1,790.00 excl VAT
£ 2,148.00 incl VAT

The Owls Hall 1500L Twin Tap Garden Rainwater Harvesting system is the easiest system to install on the market. No laying of pipe to connecting taps on a building, the Twin Tap system is a true plug and play system. The automatic pump connects to taps within the lid of the tank!

So simply plug the pump in, connect the pump to the lid and start watering the garden!

The Flat tank has a 25 year warranty, its shallow design makes DIY installation easy!  Why not use the harvested rainwater to water plants or wash the car!

Free Delivery – Excludes highlands and Islands

Available on back-order

    • £

Product Description

The Owls Hall TwinTap Garden Rainwater Harvesting system is uses the shallow dig flat tank, with no concrete back-fill, shallow installation, and 25 year warranty it’s ideal for DIY installation and well suited to builders and property developers. The TwinTap lid has a dual distribution point built in, making installing and using this system a breeze. Simply connect the pump to the lid with the supplied flexible hose, and start watering your garden. The automatic pump stops when the taps in the lid are closed or you stop watering.

Plants love rainwater, and it’s soft so it’s better for washing the car with! You can also achieve higher pressure than mains water using our Submersible pump from the leading pump manufacturer DAB.

The Owls Hall standard Garden package contains:

  • 1500L F-line Tank
  • VS20 shaft (235mm neck)
  • Walk on TwinTap cover with 2 x brass hose connectors and child proof and anti-wear locking system
  • Large Capacity filter basket
  • 1000w Divertron pump automatic pump with mesh filter
  • Flexible pressure pipe for pump to lid connection.


  • Shallow installation
  • No laying of water pipe to taps
  • DIY possible
  • Long Warranty
  • Child proof lid
  • Visually discrete
  • Easy access for maintenance

Why buy from Owls Hall Environmental?

As one of the UKs largest water solution providers, and experts in wastewater treatment and rainwater harvesting, we have years of experiences providing, installing and maintaining expert solutions. Our knowledge of water, pumps, and components that are used within our rainwater harvesting systems is unrivaled. We put the customer first and have highly trained staff with a deep understanding of rainwater harvesting products.

For advise on this product, please call our expert team on: 01844 877030



F-line 1500-5000L Installation Manual






1500L F-line Tank Dimensions Twin-Tap Garden System Schematic Drawing





Delivery and Shipping

Delivery cost are included within the price (UK only), with the exception of the following postcodes:


If you require delivery to any of the above locations, please don’t hesitate to contact us for shipping costs.

Goods are delivered on a flat bed – Offloading is the responsibility of the customer.

Delivery is normally within 5 working days. Please contact us for accurate delivery dates.


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