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Diagnostic Water Test

App-based diagnostic postal laboratory test for central heating system water, providing a detailed report with recommendations for treating system water. Simply fill a bottle with

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Express Inhibitor Test

The Express Inhibitor Test provides a rapid on-site analysis of the concentration of all Fernox Protectors, and other molybdate based inhibitors, in central heating system

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Hydronic Descaling Kit

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.

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Solar S1 5 Gallon

An inhibited heat transfer fluid which is designed to protect all solar thermal heating systems at elevated temperatures. This product is effective both in the

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T3 Test Kit

The T3 test kit is a convenient, easy to use method to test your water quality at the job site. Dedicated dip test strips determine

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TF1 Delta Filter

Precision engineered, the Fernox TF1 Delta Filter is a high quality, nickel plated, brass inline system filter specifically designed to protect vital and expensive components

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TF1 Omega Filter

Designed for installation in small or restricted access areas, this high performance sealed, in- line system filter is easy to install and fast and convenient

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