FREE Delivery over €129
Expert Hardware Once Algae Cleaner
Expert Hardware Once Algae Cleaner
Expert Hardware Once Algae Cleaner
Expert Hardware Once Algae Cleaner
Expert Hardware Once Algae Cleaner

Expert Hardware Once Algae Cleaner

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Expert Hardware Once Algae Cleaner

Expert Hardware Once Algae Cleaner is specifically formulated to successfully remove algae, fungi, lichen and mould from a large variety of surfaces. These include but are not limited to, concrete, concrete products, kerb stones, patio areas, greenhouses, headstones, decking, pottery products, timber structures and products, fibreglass including boats, PVC, various roof surfaces, tarmac, wall surfaces as well as Astro-turf.

Directions for use
Apply Expert Hardware Once Algae Cleaner liberally to the chosen surface using either a watering can, garden sprayer, or even a power washer.
Expert Hardware Once Algae Cleaner must be applied when the surface is dry.
Ensure the area chosen for treatment is well sprayed.
After the treatment, the area will turn brown and this must be removed using either a stiff yard brush or hosing.
If this brown are is not cleaned there remains a potential for new growth to appear.

Mixing Expert Hardware Once Algae Cleaner

5 Litres
For Normal use; Mix 1 part ONCE with 5 parts water. Providing approximately 200sq.m (240sq.yds) of cover. 
For Light use;     Mix 1 part Once with 10 parts water.  
Providing approximately 400sq.m (480sq.yds) of cover.

Expert Hardware Once Algae Cleaner CONTAINS:
C6-C12 ethoxylated, tetrasodium ethylene diamine tetraacetate, quaternary ammonium compounds, benzyl-C12-C16 alkyldimethyl,
chlorides (12% w/w) <5%
EDTA and Salts thereof <5% non-ionic surfactants <5% cationic surfactants.
SL – Soluble Concentrate


Caution must be taken when using this product.
Can cause skin irritation.
Can cause serious eye damage

Gloves, Overalls, face protection and eye protection.


Delivery Information

Delivery Service

Here at Agridirect we have joined forces with DPD to ensure all packages are delivered promptly and safely to you. We ship to all mainland countries within the EU. Deliveries take place Monday to Friday excluding bank holidays. Once your order has been dispatched from our warehouse you will be notified by email. If there is a delay with your order for any reason you will be contacted immediately. 

Due to Brexit we are temporarily unable to ship to the UK. Shipping to Northern Ireland will remain in place.

Delivery Times
Ireland (ROI & NI) EU (Mainland Only)
2-4 Working Days 4-6 Working Days

Some products have an extended delivery time, this is noted on the products.

Delivery Rates

Country Orders Under €129 Orders Over €129
Ireland (ROI & NI) €7.99 €0.00
Austria €24.99 €17.00
Belgium €21.99 €14.00
Czech Republic €24.99 €17.00
Denmark €24.99 €17.00
Finland €36.99 €29.00
France €21.99 €14.00
Germany €21.99 €14.00
Hungary €28.99 €21.00
Italy €34.99 €23.00
Luxenburg €21.99 €14.00
Netherlands €21.99 €14.00
Poland €21.99 €17.00
Portugal €36.99 €29.00
Slovakia €28.99 €21.00
Slovenia €28.99 €21.00
Spain €34.99 €27.00
Sweden €34.99 €27.00


A selection of the products we sell are only licensed for sale within the Republic Of Ireland and can not be shipped outside of the country. These products are noted as only being available within the Republic of Ireland on the individual product pages.

There may be an addition charge on certain bulky items. This charge will be clearly marked on an applicable products and will be explained on the checkout page before payment has been made.

Agridirect Returns Policy

We’re sorry your purchase didn’t work out. But don’t worry; we have a great returns policy to help you out.

All purchases can be returned to us within 14 days of delivery and returned goods must be received within 14 days from the date you informed us of the return.

Purchases may be opened for inspection but must not be used and must be repackaged securely in the original packaging if you wish to return it.

If we discover goods have been used or there has been a loss in value of the goods due to damage to the goods, while in your care or whilst being returned to us, we will reduce the amount refunded, which may amount to the full cost of the product, to cover loss of value of goods.

All returns should be complete which includes boxes, manuals and accessories that may have been included with the order.

All returns must be packaged appropriately for shipping, we will not accept responsibility for damages or loss which occur during shipping of a return product.

We accept no responsibility for goods damaged or lost while in transit to us. 

How do I return a product?

We have partnered with DPD to make your returns process easy and secure. simply follow the steps below and bring your package to an official DPD pickup point.

1) All returns must be accompanied with a fully filled out returns form which can be downloaded here.

2) To print off your return label click here or visit and follow the on-screen instructions. Make sure and use your order number as your reference.

  • Select “Continue as Guest”
  • Select “Agridirect” from the drop-down menu
  • Select your reason for returning
  • Select the size of the package you wish to return
  • Accept DPD’s terms and conditions
  • Fill in your payment details
  • Fill in your own details
  • Follow the instructions to print off your label

3) Bring your package to a DPD pickup point. To find your nearest drop off point here.

Once the returned product has been received into our warehouse and been fully inspected a refund will be issued.

If you choose not to use the DPD returns service we recommend that you use a method that can be tracked.

For the return of bulk products please contact us at

I have received a damaged product from you, what should I do?

First off, if you have received a damaged electrical product from us, do not plug it in. Any electrical products that are plugged in are deemed ‘as used and accepted’ and are not accepted as returns. All damages must be reported to us via phone or email within 24hours of receipt of goods. Please ensure you check your items upon delivery.

How do I begin the returns process?

If you wish to begin the return process, please email us at and ensure the following information is included in your email. Your name, phone number, Order id, the item you wish to return, reason for return and if the product is damaged we require photos of the product.

Once you have sent us all required information a member of our team will assess your claim and will contact you as soon as possible. Please hold off on returning products until a member of our team has called you to confirm.


Once the returned product has been returned to us and fully inspected a refund will be issued.

Please Note: A typical timeline for a refund to show in your account is up to 10 working days from the date processed, depending on your bank.



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