800L Rainwater System - plastic

800L Rainwater Tank System – 3P Technik Black Water Butt Kit

£825.00 Exc VAT

(£990.00 Inc VAT)

Shipping 3 – 5 Working Days 
FREE UK Mainland Delivery

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SKU: RTS800 Category:

Product Description

800L Rainwater Tank System – 3P Technik Black Water Butt Kit

The 800L 3P Technik Rainwater Harvesting System is a complete above-ground solution for collecting, storing and reusing rainwater at home or in the garden. As a result, it helps reduce mains water use while still giving you a reliable alternative water supply. It is ideal for gardeners, homeowners and small irrigation setups.

Supplied with a durable 800 litre black rainwater tank, the system includes all the essential components needed to create a practical and expandable rainwater harvesting setup. In addition, the modular design means you can increase storage later if needed.

Product Summary

  • 800 litre rainwater tank – ideal for garden and domestic water storage
  • Black tank finish helps reduce light penetration and limit algae growth
  • High-flow plastic tap for easy access to stored rainwater
  • Tank-to-tank connectors included for future system expansion
  • Black filter collector designed for standard UK downpipes
  • Steinbach submersible garden pump for water transfer and irrigation use
  • Tank connection kit for secure and straightforward installation
  • Water level gauge for monitoring stored rainwater levels

Pump Information

This system includes a steel submersible garden pump designed to deliver strong, reliable water pressure for a wide range of garden watering tasks.

  • 600W motor for powerful performance
  • Maximum flow rate of up to 3,000 litres per hour
  • Fully submersible and waterproof construction
  • 10 metre mains power cable for flexible positioning
  • Hosetail connector included for use with standard garden hoses and watering accessories
  • Lightweight design with carry handle for easy handling and storage

Connected at the base of the tank, the pump allows you to make full use of the stored rainwater, delivering efficient water transfer for irrigation, garden watering and general outdoor use.

Delivery and Returns

The shipping cost for standard postcodes within UK Mainland will be calculated at the checkout when a postcode is entered.

Parts of the following areas may be more expensive. See below;

  • Scottish highlands and islands including areas of the Glasgow / Edinburgh border, Isle of Wight, Channel Islands, Isle of Man, Anglesey, Western Isles, Shetland Islands, Orkney Islands, Isles of Scilly, Northern Ireland, Republic of Ireland.

The below postcodes may be subject to additional postage charges;

  • AB, BT, CA, CT, DD, DG, EH, FK,G, GY, IM, IV, JE, KA, KW, KY, LD, LL, ML, PA, PH, PO 30-41 (Isle of Wight), SA, SY, TD, TN, TR, ZE
    Southern Ireland.

Please call before ordering if the postcode is listed above. Click here for our contact details.

Some of our products are only available for England & Wales delivery only as standard and this will be stated in the product description. Please get in touch if you are outside of this area and we can obtain a quotation for you.

Delivery Lead Times

See individual products for expected delivery times. If an order is to take longer than expected, we will email you with this information.
Custom orders may take longer than the standard stated time – please enquire. Due to the location of stock, items on your order may also be delivered separately.

Delivery Method

All items (unless otherwise stated on the product page) are delivered to Kerbside. In some instances for the larger items, customer offloading may be required.

Somebody will need to be in to receive and check the goods before signing for them. It is possible to arrange for the goods to be left in a safe place but this is at the risk of the customer and should anything happen to the goods once they have been left, we will be unable to support this.

IMPORTANT – In signing for the goods, you are agreeing that the item packaging is intact. If damage is found after this point, collection or redelivery cost will be down to the customer.

A book-service may be available in some instances. If there are specific timings for your delivery, please add them into the customer notes section on the order.

Missing/Faulty Parts

In the unlikely event that you find there are items missing from your order, please contact us within 14 days of the goods arrival and we will be able to correct this. Note that we may ask for a picture of the goods that have arrived – this will be required by the manufacturer of the goods in order to provide the missing/replacement parts.

If your items have arrived in a sub-standard condition, please email [email protected] with the following detail;

  • Order Number
  • Photos of the damage or fault
  • Brief explanation of the issues

This will allow us to deal with the matter as swiftly as possible in order to reduce the inconvenience caused.

Delivery Charges

Please ensure the product you order from Online Tank Store Ltd. is the correct size & suitable for your specific use. All standard tanks (i.e. no customisation) are returnable but will be subject to a restocking charge and must be returned in A1 condition. It can be expensive for the customer to return due to the size and weight. Please ensure what you order is what you require. Read our full returns policy here before ordering.

If a delivery has been attempted and failed 3 times, the item will be taken back to the depot and redelivery charges will apply.

Special order or custom tanks are non-returnable therefore if your order is the incorrect product or no longer required unfortunately, it will not be accepted back and no refund will be given.

Our full returns and refund policy can be found by clicking here.

It is important to us that the items you order are correct for your needs however, we understand that situations and requirements can change. It can be costly to return an order so please ensure you are certain of your requirements before you order and that you have read the returns policy above for details.

Custom Tank – An order is considered ‘custom’ when a non-standard configuration or colour is requested. Custom orders are not eligible for return so please ensure the product is what you require before ordering. By purchasing, you are agreeing to the above terms.

Product Specification

Product Description

800L Rainwater Tank System – 3P Technik Black Water Butt Kit

The 800L 3P Technik Rainwater Harvesting System is a complete above-ground solution for collecting, storing and reusing rainwater at home or in the garden. As a result, it helps reduce mains water use while still giving you a reliable alternative water supply. It is ideal for gardeners, homeowners and small irrigation setups.

Supplied with a durable 800 litre black rainwater tank, the system includes all the essential components needed to create a practical and expandable rainwater harvesting setup. In addition, the modular design means you can increase storage later if needed.

Product Summary

  • 800 litre rainwater tank – ideal for garden and domestic water storage
  • Black tank finish helps reduce light penetration and limit algae growth
  • High-flow plastic tap for easy access to stored rainwater
  • Tank-to-tank connectors included for future system expansion
  • Black filter collector designed for standard UK downpipes
  • Steinbach submersible garden pump for water transfer and irrigation use
  • Tank connection kit for secure and straightforward installation
  • Water level gauge for monitoring stored rainwater levels

Pump Information

This system includes a steel submersible garden pump designed to deliver strong, reliable water pressure for a wide range of garden watering tasks.

  • 600W motor for powerful performance
  • Maximum flow rate of up to 3,000 litres per hour
  • Fully submersible and waterproof construction
  • 10 metre mains power cable for flexible positioning
  • Hosetail connector included for use with standard garden hoses and watering accessories
  • Lightweight design with carry handle for easy handling and storage

Connected at the base of the tank, the pump allows you to make full use of the stored rainwater, delivering efficient water transfer for irrigation, garden watering and general outdoor use.

Delivery and Returns

The shipping cost for standard postcodes within UK Mainland will be calculated at the checkout when a postcode is entered.

Parts of the following areas may be more expensive. See below;

  • Scottish highlands and islands including areas of the Glasgow / Edinburgh border, Isle of Wight, Channel Islands, Isle of Man, Anglesey, Western Isles, Shetland Islands, Orkney Islands, Isles of Scilly, Northern Ireland, Republic of Ireland.

The below postcodes may be subject to additional postage charges;

  • AB, BT, CA, CT, DD, DG, EH, FK,G, GY, IM, IV, JE, KA, KW, KY, LD, LL, ML, PA, PH, PO 30-41 (Isle of Wight), SA, SY, TD, TN, TR, ZE
    Southern Ireland.

Please call before ordering if the postcode is listed above. Click here for our contact details.

Some of our products are only available for England & Wales delivery only as standard and this will be stated in the product description. Please get in touch if you are outside of this area and we can obtain a quotation for you.

Delivery Lead Times

See individual products for expected delivery times. If an order is to take longer than expected, we will email you with this information.
Custom orders may take longer than the standard stated time – please enquire. Due to the location of stock, items on your order may also be delivered separately.

Delivery Method

All items (unless otherwise stated on the product page) are delivered to Kerbside. In some instances for the larger items, customer offloading may be required.

Somebody will need to be in to receive and check the goods before signing for them. It is possible to arrange for the goods to be left in a safe place but this is at the risk of the customer and should anything happen to the goods once they have been left, we will be unable to support this.

IMPORTANT – In signing for the goods, you are agreeing that the item packaging is intact. If damage is found after this point, collection or redelivery cost will be down to the customer.

A book-service may be available in some instances. If there are specific timings for your delivery, please add them into the customer notes section on the order.

Missing/Faulty Parts

In the unlikely event that you find there are items missing from your order, please contact us within 14 days of the goods arrival and we will be able to correct this. Note that we may ask for a picture of the goods that have arrived – this will be required by the manufacturer of the goods in order to provide the missing/replacement parts.

If your items have arrived in a sub-standard condition, please email [email protected] with the following detail;

  • Order Number
  • Photos of the damage or fault
  • Brief explanation of the issues

This will allow us to deal with the matter as swiftly as possible in order to reduce the inconvenience caused.

Delivery Charges

Please ensure the product you order from Online Tank Store Ltd. is the correct size & suitable for your specific use. All standard tanks (i.e. no customisation) are returnable but will be subject to a restocking charge and must be returned in A1 condition. It can be expensive for the customer to return due to the size and weight. Please ensure what you order is what you require. Read our full returns policy here before ordering.

If a delivery has been attempted and failed 3 times, the item will be taken back to the depot and redelivery charges will apply.

Special order or custom tanks are non-returnable therefore if your order is the incorrect product or no longer required unfortunately, it will not be accepted back and no refund will be given.

Our full returns and refund policy can be found by clicking here.

It is important to us that the items you order are correct for your needs however, we understand that situations and requirements can change. It can be costly to return an order so please ensure you are certain of your requirements before you order and that you have read the returns policy above for details.

Custom Tank – An order is considered ‘custom’ when a non-standard configuration or colour is requested. Custom orders are not eligible for return so please ensure the product is what you require before ordering. By purchasing, you are agreeing to the above terms.

Product Specification