We are a family-run business, super passionate about delivering the best. Specialising in unique premium quality garden, pond and home products, we believe you deserve the ultimate performance to suit your needs. That’s why we invest time and attention into adding powerful, naturally derived active ingredients that make for stronger, more effective solutions and happy customers.

Call us on 01246 240880

Envii Annual Pond Treatment Xtra

Pond water treatment that targets three known problem areas in ponds, green water, sludge and nitrate levels, which are usually the cause of green water or algae. Contains 1L of Envii Pond Klear Xtra, 6 Envii Sludge Klear tablets & 6 Envii Nitrate Klear tablets.


960 in stock


The products in this pond water treatment can be used together to establish or maintain the perfect pond environment.

Envii Pond Klear Xtra (1 litre)

– Green water treatment
– Works as low as 4°C
– 3 x strength of standard Envii Pond Klear
– No harmful chemicals
– Can be used as a cure or prevention for green water
– Completely safe for fish and other wildlife
– Given 4 out of 5 by Practical Fishkeeping

Envii Sludge Klear (6 x tablets)

– Pond sludge treatment
– Works all year round
– Treats 30,000 Litres
– 100% Natural and SAFE FOR FISH

Envii Nitrate Klear (6 x tablets)

– Dramatically reduces nitrates
– Reduces risk of fish disease
– Works as low as 8°C
– Completely natural
– Improves fish’s oxygen intake

Save £13.98 by buying the annual pond water treatment pack!

Read more

Use regularly throughout the year to keep your pond clear and your fish healthy.

Need help choosing?

We're here to help, so get in touch

Contact Us


Is this safe for my fish?
Yes. All three products contain only natural ingredients that have been derived from natural sources.
Should these products be used all of the time?
This pack treats several problems and for ongoing maintenance, we would recommend just using Envii Pond Klear Xtra.
Will these products work if I don't have a filter?
Yes. All of our products work with or without filters, filters just speed up the clearing process.

How to use

  • 1

    Check pH of pond water before using and if required use Pond Equaliser

  • 2

    Refer to the individual products for different application methods

  • 3

    Reapply every 7-14 days

Envii Annual Pond Treatment Xtra Videos


Envii Payment Methods