Fernox

Fernox Antifreeze Protector Alphi-11 is a combined glycol antifreeze and inhibitor. Offering long-term protection against frost, internal corrosion and limescale in heating and chilled water systems, including geothermal systems.
Compatible with all metals and materials commonly used in hydronic systems including aluminum, Antifreeze Protector Alphi-11, is proven to work efficiently and has been tried and tested on installations worldwide and NSF CIAS HT1 approved.

• Avoids the need for winter drain-down
• Contains mono-propylene glycol
• Available as full strength and premix
• Phosphate free
• Contains an antiscalant to protect against limescale formation
• Can be used with mains/city water

Fernox’s high-performance range of Protectors, Silencers, Cleaners, and Leak Sealers for hydronic heating systems now features key upgrades. Express cans include a new GHT-compatible adapter for a secure fit and a clear dosing hose for accurate, visible application. Proudly made in the U.S., the range meets local standards while maintaining trusted quality. Products include Protector F1, a leading inhibitor that prevents corrosion and scale; Cleaner F3, which removes sludge and debris and can improve energy efficiency by up to 15%*; Silencer F2 for reducing boiler noise; Leak Sealer F4 for sealing small, hard-to-reach leaks; and Filter Fluid F9, an active dispersant for filter systems. One can treats up to 34 US gallons or 2690 sq. ft. of underfloor systems in just 30 seconds. The range is non-toxic, eco-friendly, NSF, CIAS, and KIWA approved, and supports boiler warranties and long-term system protection.

The Fernox Descaling Kit contains all the necessary equipment to remove limescale, rust and other corrosion debris, quickly and efficiently from your tankless water heater.

The Fernox Hydronic Descaling Kit streamlines the descaling process, ensuring the system remains in optimal condition with minimal effort.

• Removes Corrosion and limescale build-up
• Restores energy efficiency to your boiler or tankless water heater
• Safe for all metals including Aluminum
• Easy to use Organic based acid powder that changes color from Pink to Yellow while descaling your pipes!