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EXTEND THE LIFE OF YOUR BOILERS with CosWarm CW1 Boiler Inhibitor. This revolutionary formula protects your system from scale formation, corrosion buildup and provides continuous protection. It stops frequent venting of radiators and ensures long-lasting and smooth working of boilers.
SUITABLE FOR EXISTING & NEW HEATER SYSTEMS: CosWarm CW1 steam boiler inhibitor can be used for all types of boiler, radiators and pipework systems. Boiler lime and rust. It is compatible with all metals and materials (including aluminum) commonly used in central heating systems.
SUPER CONCENTRATED FORMULA: Our highly concentrated formula treats much more and requires no secondary containment for it to work. 500 ml of CosWarm CW1 can treat up to 18 single radiators (150-liter system).
NSF CERTIFIED FOR SAFETY: Millions of customers take it as a mark of quality assurance because every aspect of a product’s development is thoroughly evaluated by one of today’s most respected independent product testing organizations.

When it comes to boiler treatment and maintenance, preventing scale buildup is a top priority. Even a little bit of scale or corrosion buildup is going to cost you a lot of money. CosWarm CW1 steam boiler corrosion inhibitor controls the formation of rust, corrosion, scale and deposits, which is the primary reason for boiler failures and reduced system efficiency and in the long run, it compromises a boiler system’s reliability.

CosWarm CW1 For All-round Boiler Maintenance:

Extend The Life Of Boilers: Inhibits scaling, corrosion, rusting buildup in boilers and plumbing lines
Save Money: Prevent expensive maintenance and costly downtime
Fights: Lime, scale, mineral deposits, rust, oxygen corrosion and condensate corrosion
Protect Boiler: Acts as a protection on your systems and stops frequent venting of radiators
For All Metals: Prevents corrosion of all metals found in the system like aluminum, ferrous metals, copper, copper alloys, mild steel and stainless steel.
Features:
Highly concentrated formula: Treats up to 18 single radiators
Versatile: Compatible with all boilers, radiators and pipework systems as well as existing and new heating systems
pH neutral formula
Why Choose A Product That Is NSF Certified?
Millions of people take the safety of their food, water and consumer products for granted on a daily basis. Why? Because of three letters: NSF. When the product is NSF certified, it means that it meets meet strict standards for public health protection. From extensive product testing and material analyses to unannounced plant inspections, every aspect of a product’s development is thoroughly evaluated before it can earn this certification.
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