The Tectaloy Radiator Flush HD2 1L - TEHD21L is a heavy-duty cooling system cleaner developed for professional trade use. It features an acid-based formula and is designed to effectively address common cooling system issues.

Key Features:

• Assists in Removal of Rust and Scale: The TEHD21L radiator flush is highly effective in removing rust and scale from the cooling system. Rust and scale can accumulate over time, leading to reduced cooling system efficiency. This flush helps address this issue.
• Effectively Removes Oil and Sludge: The formula is designed to efficiently remove oil and sludge that can build up in the cooling system. This build-up can hinder the system's performance and lead to overheating.
• Safe for Use with All Alloys: The TEHD21L is safe to use with all types of alloys commonly found in cooling systems. This versatility ensures that it can be used with a wide range of vehicles and systems.

Directions for Use:

• Drain cooling system of old coolant. Seal cooling system and add HD2 Heavy Duty Radiator Flush
• Refill system with clean, soft or demineralised water
• Open heater circuit and run engine at a fast idle for 15 minutes. A maximum run time of two hours should not be exceeded
• When cool, drain the cooling system and flush thoroughly with clean, soft or demineralised water, repeat until clean
• The cooling system is now ready for an addition of a suitable Tectaloy Coolant

This heavy-duty cooling system cleaner is a professional-strength solution for maintaining and pre-conditioning cooling systems. It's recommended for trade use to address rust, scale, oil, sludge, and other common cooling system issues, helping to improve system efficiency and performance.