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Free Shipping on qualified orders over $599! Excluding HI, AK & Canada, and products marked Special Handling. *Some Items Excluded*
Free Shipping on qualified orders over $599! Excluding HI, AK & Canada, and products marked Special Handling. *Some Items Excluded*

Fernox DS-40 System Descaler 55 lb pail

$0.00 - $0.00
$0.00
$620.73
$620.73 - $620.73
$620.73
SKU 58511
Brand Fernox
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DS40 Descaler & Cleaner is a fast-acting, citric based acid cleaner which is designed to remove limescale magnetite or black sludge and other system contaminants. Ideal for use when powerflushing it can also be used to descale a heat exchanger or boiler component separately. Supplied with a liquid neutralizer product.

  • Rapidly removes limescale, black sludge and other deposits
  • Restores circulation and improves heating efficiency
  • Free-flowing powder for easy use with powerflushing units or application via F&E tank or Injector (for sealed systems)
  • Turns yellow when product exhausted – liquid neutralizer supplied with product
  • Compatible with all mixed metal systems, including aluminum
  • Convenient to use liquid neutralizer supplied with product

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