Boiler Cleaner
Boiler Cleaner - Image 2

Boiler Cleaner

 
Rated 4.90 out of 5 based on 82 customer ratings
 (82)

£29.90

- +
Visa, Mastercard, Maestro, American Express, CB, Apple Pay, Google Pay

   Cleans all heating systems.

   Money Back Guarantee.

   Powerful, heavy duty cleaning action.

   Eliminates corrosive flux residue.

   The only acid free cleaner which does not cause leaks.

   Washes off manufacturing greases.

   Prevents harmful organic and metal deposits being left in the system.

   Prepares system for protection with No Leaky Inhibitor.

 

Quantity for your heating system

Radiator panels Quantity
Up to 10 radiator panels
1 liter
Between 10 and 20 radiator panels
2 liters
Between 20 and 30 radiator panels
3 liters
Greater than 30 radiator panels
4 liters
Weight N/A
SKU 38249996, NLCLEANER5L, NLCLEANER25L
GTIN 5056773800977, 5056773800984

82 reviews for Boiler Cleaner

1-30 of 82 reviews
  1. Lallie A.
    Reviewer

    Boiler de-silter, top! Thoroughly effective. Nothing beats it. Goodbye residue and corrosion. Top gear.

  2. Madelaine L.
    Reviewer

    This boiler solution is incredible! It removes all dirt without acid. No leaks, no worries, just happiness.

  3. Félicien A.
    Reviewer

    Ce produit est génial ! Il élimine les graisses et empêche les dépôts. Ma chaudière marche super bien depuis que je l’ai utilisé. Je suis trop content !

  4. Juliana H.
    Reviewer

    Recomiendo encarecidamente este descalcificador de calderas. Limpia eficazmente y elimina los agentes corrosivos, mejorando el rendimiento de mi caldera.

  5. Cassidy L.
    Reviewer

    This boiler system cleaner is extremely powerful. Since using this product, the difference is very noticeable; my boiler operates much more evenly.

  6. Chante G.
    Reviewer

    Je recommande ce désembuant pour chaudière, je ne constate aucun dépôt dans ma chaudière puisqu’elle fonctionne très bien

  7. Dieudonnee B.
    Reviewer

    C’est un produit à avoir pour l’entretien de vos chaudières ! c’est devenu plus silencieux et ne crée pas de bruit assourdissant

  8. Esmeraldo S.
    Reviewer

    Entreiei em contato com o serviço de atendimento ao cliente para obter orientações de aplicação, e eles foram extremamente prestativos. Um suporte personalizado que faz toda a diferença!

  9. Jasper F.
    Reviewer

    De klantenservice heeft me door het toepassingsproces geleid en heeft opgevolgd om mijn tevredenheid te waarborgen.

  10. Victor B.
    Reviewer

    Mon chauffage est maintenant plus efficace que jamais après l’utilisation de ce désembouant. Les résultats sont visibles dès les premières heures.

  11. Jaime K.
    Reviewer

    Recomiendo encarecidamente este tratamiento. Ha resuelto todos los problemas de mi caldera, proporcionando una eficiencia mejorada y un ahorro de energía notable.

  12. Jelle G.
    Reviewer

    Deze ontroester heeft wonderen verricht voor mijn oude ketel. Het werkt nu alsof het nieuw is. Een echte verjongingskuur.

  13. Friedrich Karl M.
    Reviewer

    Diese Lösung hat effektiv alle unerwünschten Rückstände in meinem Heizkessel beseitigt und sorgt für optimale Heizung.

  14. Johnny E.
    Reviewer

    Smooth and timely delivery. I appreciate the reliability of the delivery service; it means a lot.

  15. Hernando R.
    Reviewer

    ¡Mi calefacción nunca ha sido tan eficiente! Este tratamiento ha eliminado todos los residuos de mi caldera, dejando espacio para un calor constante y agradable.

  16. Javier S.
    Reviewer

    Ha eliminado los agentes corrosivos y ha mejorado considerablemente el rendimiento de mi caldera. ¡Estoy impresionado!

  17. Willy F.
    Reviewer

    Le service client a répondu rapidement à mes questions et a fourni des conseils utiles sur l’application du produit. Très professionnel et courtois.

  18. Simões T.
    Reviewer

    Após utilizar esta solução, minha caldeira está operando como no primeiro dia. Um investimento sábio para prolongar a vida útil do seu sistema.

  19. Antonini V.
    Reviewer

    Il pulitore per impianti riscaldamento ha trasformato il mio vecchio boiler in una macchina efficiente e silenziosa. Addio rumori strani, benvenuto a un calore costante!

  20. Brückner W.
    Reviewer

    Die Reinigungskraft dieser Behandlung ist beeindruckend. Meine Heizkörper heizen jetzt gleichmäßig und das Ergebnis ist sofort spürbar.

  21. Tomás F.
    Reviewer

    Os resultados deste desincrustante são simplesmente incomparáveis.

  22. Akanji O.
    Reviewer

    Dankzij dit product is mijn verwarmingsketel perfect voorbereid op de winter. Geen ongewenste resten zullen zijn werking kunnen verstoren.

  23. Ignacio N.
    Reviewer

    Este desincrustante ofrece una protección inigualable contra agentes corrosivos.

  24. Paquito H.
    Reviewer

    Mi caldera parecía condenada, pero este desincrustante la revitalizó. Ningún otro producto iguala su poder de limpieza. ¡Lo recomiendo a todos los amantes de un rendimiento óptimo!

  25. Reitz D.
    Reviewer

    Ich habe dieses Entschlammungsmittel auf verschiedenen Heizkesseln getestet, und jedes Mal hat es makellose Ergebnisse geliefert. Leistungsstarke Komponenten für eine furchteinflößende Reinigung!

  26. Marius V.
    Reviewer

    Après application sur ma chaudière, je constate une performance optimale. Plus de résidus indésirables.

  27. Xander C.
    Reviewer

    As a boiler owner, the non-toxicity of this product is a game-changer. No more fear of leaks or perforations. My boiler breathes health!

  28. Calogero J.
    Reviewer

    Questo componente ha superato tutte le mie aspettative. Ha eliminato efficacemente i residui di grassi industriali, garantendo un funzionamento ottimale della mia caldaia. Lo raccomando vivamente!

  29. Grayson S.
    Reviewer

    My experience with this cleaner has been fantastic. The powerful components ensure optimal cleaning, and the satisfaction guarantee attests to the manufacturer’s confidence.

  30. Sabitzer G.
    Reviewer

    Dieses Entschlammungsmittel hat die Reinigung meines Heizkessels mühelos gemacht. Die Ergebnisse sind beeindruckend, und ich kann jetzt auf Wiedersehen zu unerwünschten Ablagerungsproblemen sagen.

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We accept most major credit and debit cards, and in many countries, we also support local payment methods such as digital wallets or regional options, depending on your location. If you wish to pay via bank transfer, we can accommodate that as well — just contact us beforehand so we can guide you through the process. Please note that bank transfers may take longer to verify and process, which can delay the shipment of your order.

Shipping costs depend on the destination address and the total weight of your order. These costs are calculated automatically at checkout once you’ve entered your delivery address. You will see the final shipping fee before confirming your payment. This ensures that you know exactly what you’re paying, with no surprises. In some cases, free shipping may be offered based on promotions or order value — these offers will be clearly indicated when available.

Yes, we offer international shipping to most countries worldwide, excluding only those under international trade sanctions, such as North Korea, Iran, Syria, Cuba, Russia, Belarus, and the Crimea region.

We currently ship to the following countries:

Africa:
Algeria, Angola, Benin, Botswana, Burkina Faso, Burundi, Cabo Verde, Cameroon, Central African Republic, Chad, Comoros, Republic of the Congo, Democratic Republic of the Congo, Côte d’Ivoire, Djibouti, Egypt, Equatorial Guinea, Eswatini, Ethiopia, Gabon, Gambia, Ghana, Guinea, Guinea-Bissau, Kenya, Lesotho, Liberia, Madagascar, Malawi, Mali, Mauritania, Mauritius, Mayotte, Morocco, Mozambique, Namibia, Niger, Nigeria, Réunion, Rwanda, São Tomé and Príncipe, Saint Helena, Senegal, Seychelles, Sierra Leone, Somalia, South Africa, South Sudan, Sudan, Tanzania, Togo, Tunisia, Uganda, Zambia, Zimbabwe

Asia:
Afghanistan, Armenia, Azerbaijan, Bahrain, Bangladesh, Bhutan, Brunei, Cambodia, China, Georgia, India, Indonesia, Iraq, Israel, Japan, Jordan, Kazakhstan, Kuwait, Kyrgyzstan, Laos, Lebanon, Malaysia, Maldives, Mongolia, Myanmar (Burma), Nepal, Oman, Pakistan, Palestine, Philippines, Qatar, Saudi Arabia, Singapore, South Korea, Sri Lanka, Taiwan, Tajikistan, Thailand, Timor-Leste, Turkey, Turkmenistan, United Arab Emirates, Uzbekistan, Vietnam, Yemen, Christmas Island, Cocos (Keeling) Islands, British Indian Ocean Territory, Macau, Hong Kong

Europe:
Albania, Andorra, Austria, Belgium, Bosnia and Herzegovina, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Faroe Islands, Finland, France, Germany, Gibraltar, Greece, Guernsey, Hungary, Iceland, Ireland, Isle of Man, Italy, Jersey, Kosovo, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Moldova, Monaco, Montenegro, Netherlands, North Macedonia, Norway, Poland, Portugal, Romania, San Marino, Serbia, Slovakia, Slovenia, Spain, Svalbard and Jan Mayen, Sweden, Switzerland, Ukraine, United Kingdom

North America:
Antigua and Barbuda, Bahamas, Barbados, Belize, Bermuda, Canada, Costa Rica, Dominica, Dominican Republic, El Salvador, Greenland, Grenada, Guadeloupe, Guatemala, Haiti, Honduras, Jamaica, Martinique, Mexico, Nicaragua, Panama, Saint Barthélemy, Saint Kitts and Nevis, Saint Lucia, Saint Martin, Saint Pierre and Miquelon, Saint Vincent and the Grenadines, Trinidad and Tobago, United States, Puerto Rico, Guam, U.S. Virgin Islands, American Samoa, Northern Mariana Islands, Montserrat, Anguilla, Turks and Caicos Islands, Cayman Islands, British Virgin Islands, Aruba, Curaçao, Bonaire, Sint Eustatius, Saba, Sint Maarten

South America:
Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Falkland Islands, French Guiana, Guyana, Paraguay, Peru, Suriname, Uruguay, Venezuela, South Georgia and the South Sandwich Islands

Oceania:
Australia, Fiji, French Polynesia, Kiribati, Marshall Islands, Micronesia, Nauru, New Caledonia, New Zealand, Niue, Norfolk Island, Palau, Papua New Guinea, Pitcairn Islands, Samoa, Solomon Islands, Tokelau, Tonga, Tuvalu, Vanuatu, Wallis and Futuna

We keep our website up to date in real time. If you see a product available for purchase on the site, it means it is in stock and ready to ship. In the rare event that there is an inventory error or if a product becomes unavailable after you place your order, we will contact you immediately with options, such as a refund or replacement. You can shop with confidence knowing that we only display items that are currently available.

After the shipment of your order, you will receive a shipping confirmation email. In this email, you will find your tracking number to locate your order.

Our customer service is available 24 hours a day, 7 days a week via live chat. Whether you have a question about your order, need help with a product, or run into a technical issue, our team is here to assist you in real time. We aim to respond as quickly as possible and always strive to provide friendly and effective support.

We strive to respond to your questions as quickly as possible. During our business hours, you will receive a response within 30 minutes.

We do our best to ensure that every order is shipped and delivered on time. However, delays may occasionally occur due to external factors like weather, carrier issues, or customs for international shipments. If your package is taking longer than expected, we recommend checking the tracking link you received by email first, as it often provides real-time updates. If the issue persists or there’s no new information, don’t hesitate to contact our support team, and we’ll be happy to assist you in locating your order and resolving any issues.

Yes, we regularly offer special promotions on our products. Make sure to subscribe to our newsletter to receive the latest updates on our exclusive offers.

If you have a promotional code, you can use it during checkout. After entering your shipping details, you’ll see a field labeled “Promo code” or “Discount code.” Simply enter your code there and click “Apply.” If the code is valid, your discount will be reflected immediately in your order total. Please ensure the code is still active and check any terms and conditions related to its use.

To stay updated on news, promotions, and exclusive events, follow us on our social media. You will find all the important information about our online store.

We want you to be fully satisfied with your purchases. If you encounter an issue with a product, please contact our customer service as soon as possible to discuss return or refund options.

Sometimes, your tracking number may take a few days to become active. Please try again later, but if the issue persists, contact us.

The invoice for your order is always sent with your package. If you have lost it, you can also send us an email to receive a copy.

You can create an account either before placing an order or during the checkout process. When you’re about to complete your purchase, simply select the option to “Create an account.” You’ll be asked to provide a few basic details such as your name, email address, and a password. Creating an account allows you to track your orders more easily, save your delivery information for future purchases, and access special offers reserved for our registered customers.

Yes, of course. We understand that not everyone wants to register, so we offer the possibility to checkout as a guest. You’ll still need to enter your shipping and payment details, but you won’t be required to create a password or set up a profile. Please note that if you don’t create an account, you won’t have access to order history or tracking through a personal dashboard — however, you’ll still receive all updates via email.

Send us an email to [email protected], and we will respond as soon as possible.

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Beware of counterfeit products!

No Leaky sells its products exclusively on its official website, noleaky.com, and has no resellers. All products available on other online platforms, such as eBay, are counterfeit. All customers who purchased these counterfeit products have reported irreversible engine failures in their vehicles. We disclaim all responsibility for the use of counterfeit products, and any product purchased outside of the noleaky.com website is excluded from our warranty.