Algae Klear Xtra

£19.95

Fast-acting pond algae treatment that targets and kills submerged blanket weed and string algae within 2 weeks. Works at any temperature and prevents the re-growth of algae due to its unique UV light filter.

Free UK 48hr Delivery | Order before 3pm for same day dispatch

size 500ML 1L 5L

Quantity

Say goodbye to unsightly algae and blanket weed with Algae Klear Xtra, a highly effective pond treatment that eliminates algae and blanket weed within 2-3 weeks. This unique formula targets algae directly, killing it down to the root and preventing regrowth.

In addition to its powerful algae-killing action, Algae Klear Xtra contains a UV light filter that reduces the strength of UV rays, helping to prevent new algae growth and keeping your pond clear and vibrant.

Ideal for treating algae submerged below the water's surface—typically on pond walls, pumps, and plants—Algae Klear Xtra is the go-to solution for managing stubborn algae. If you're dealing with algae floating on the water’s surface, you’ll need Blanketweed Klear. Not sure which type of algae you have? Check out our Ultimate Guide to Blanket Weed for more information.

To keep your pond algae-free long-term, pair Algae Klear Xtra with Pond Klear to reduce excess nutrients in the water and Pond Equaliser to maintain a stable pH level.

Check pH of your pond before using and use Pond Equaliser if required
Use in the morning when most effective
Use 50ml of Envii Algae Klear Xtra per 1,000 litres of pond water
Add to a watering can of pond water and distribute evenly in pond
Repeat after 7 days if algae is still present and further treatment is required

Fast acting formula that kills pond algae down to the root within weeks.
Use at any time of year.
Kills algae and blanket weed below the surface of the water.
Contains a UV light filter to prevent new algae from growing.
Is safe for fish & plants.
Use in conjunction with all other Envii pond products.
500ml treats 10,000L, 1L treats 20,000L & 5L treats 100,000L.

If you have any questions, or need any advice, call us on 01246 240880, or email us info@envii.co.uk

Algae Klear Xtra

£19.95

Frequently Asked Questions

Algae Klear Xtra targets and kills submerged blanket weed and string algae that is below the surface of the water, attached to the pond walls, pumps and plants.

Yes. When used correctly, Algae Klear Xtra poses no danger to any fish, wildlife or plants. It is important that you check your water parameters before using Algae Klear and stabilise if necessary.

Algae Klear Xtra typically works within two weeks to completely kill off algae within ponds. If after two weeks there are still some remnants of algae, a repeat treatment can be applied.

Key Ingredients

Copper Sulfate

Copper Sulfate is a highly effective inorganic compound used across multiple industries as a pesticide, algaecide, food additive, and wood preservative. When applied to ponds, it targets and breaks down the proteins in algae cells, swiftly eliminating unwanted algae.