SENTINEL HX850 FLUE SIDE CLEANER FOR CONDENSING BOILER HEAT EXCHANGERS 1 LT

Sentinel HX850 is a high-performance professional cleaner specifically formulated for the flue gas side of the primary heat exchangers of gas condensing boilers. It removes scale, soot and deposits caused by combustion, restoring maximum boiler efficiency and reducing energy consumption.

Innovative formula based on weak acids and surfactants, it acts in just 30 minutes even on stubborn scale. Safe on aluminum, copper and stainless steel. Non-toxic and easily rinsed with water. Ideal for the professional maintenance of wall-mounted condensing boilers.

Main features
- Ultra powerful smoke side cleaner: quickly breaks down residues burned in the combustion chamber
- Acts in 15-30 minutes on medium encrusted exchangers
- Compatible with aluminum, stainless steel and copper
- Non-toxic, rinses directly into the drain
- Format with nozzle for simple and precise application
- Up to 2-6 washes per 1-liter bottle (depends on the degree of encrustation)
- Professional use only - requires technical qualification

Directions for use
1. Turn off the boiler and wait for the combustion chamber to cool.
2. Apply the product with the nozzle approximately 10 cm from the surfaces to be treated.
3. Leave to act for 15-30 minutes (maximum 60 minutes). Do not let it dry.
4. If necessary, gently brush the surfaces.
5. Rinse with plenty of water until all residues are removed.
6. Dry before reassembling.

Safety warnings
- Causes severe skin burns and eye damage
- Mandatory use of gloves, protective glasses and mask
- Do not use on the water side or hydraulic circuits
- Not suitable for domestic use. Only for qualified personnel

Technical data
- Format: 1 litre bottle (up to 6 uses)
- Appearance: clear light yellow liquid
- pH: 1
- Specific gravity: 1.142
- Sentinel product code: HX850
- Storage: in a cool place, away from food
- Disposal: according to local regulations