Sentinel X300 1 litre universal system cleaner is specifically designed for new indirect central heating systems. The powerful, heavy duty cleaning action flushes out swarf, flux residues, greases and other installation debris  helping to maintain system efficiency and conserve fuel.

• For new heating systems up to 6 months old
• Eliminates corrosive flux residues, preventing pin-holing
• Prevents harmful copper deposits being left in system
• Ideal preparation for X100 inhibitor