These Kockney Koi Mega Black Box is ideal for fish ponds up to 4,550L or 7,800L ponds without fish, with a maximum flow rate from 4,000 Lph.

They can come as a bio filter, or an additional UV (sold separately) can be added for clearer, cleaner water to complete your pond. The mechanical and biological filter media ensures the water goes through a thorough clean. The no-fuss design makes installation simple. They have been designed to enable partial burial if required.

Hosetail Inlet fits ½" ¾" 1" 1¼" 1½" and can be reduced to regulate flow rate by trimming the hose tail.

• Low Cost
• Easy to install
• High flow rate
• Two stage filtration
• Integral Overflow.

The Yamitsu UV Steriliser is not included but is recommended for clearer, cleaner water.

Specifics:

Suitable for ponds without fish: up to 7,000L
Suitable for ponds with fish: up to 4,550L
Recommended UV: Algae Master 11W
Max Flow Rate: 4,000 Lph
Recommended pump: up to 4,000 Lph
Guarantee: 1 Year
Dimensions: 43 x 34 x 29cm

Aquacadabra acts as credit broker/intermediary and not as a lender.

Klarna's credit products are provided by Klarna Bank AB, which is authorised and regulated by the Swedish Financial Services Authority, with limited supervision by the Financial Conduct Authority. More information can be found here.

Newpay finance options are provided through Deko’s platform by NewDay. P.D. Aquatics Ltd, t/a Aquacadabra is an Introducer Appointed Representative of Pay4Later Ltd, t/a Deko, which is authorised and regulated by the Financial Conduct Authority (ref no 728646) and is a credit broker, not a lender. NewDay Ltd is authorised and regulated by the Financial Conduct Authority (ref no 690292) and is authorised by the Financial Conduct Authority under the Payment Services Regulations 2017 for the provision of payment services (ref no 555318). More information can be found by clicking the newpay option above, or in the Newpay FAQs.

We really want you to be happy with the product that you've received. If however, when the goods arrive they're not what you want, then no problem - we have a 60 day no quibble return guarantee. Just let us know that you're going to return the item(s) by contacting us(stating your Order Number) and complete the returns packing slip that will have been included with your delivery. This will help us to quickly identify the item that you have returned (unopened and unused) - and we'll put a refund through for you.