Self-sealing and protective liquid

Self-sealing and protective liquid for heating installations with daily leakage of up to 10 litres

Mayline PROTSAN is a protective sealant liquid which protects iron, steel, copper and aluminium heating components against corrosion, above all in floor heating systems made from synthetic materials with oxygen diffusion problems, by creating a protective fi lm on metallic pipes and parts. Mayline PROTSAN seals also leakages of up to 10 litres daily and these product is highly recommended for older heatig installations with leak problems.


Code | Package: 5/MYPROTSAN | 5 l canister
1/MYPROTSAN | 1 l (pack of 12 bottles)
2/MYPROTSAN | 1 l (pack of 2 bottles)
Important note: Shake the container well before use. Mayline PROTSAN can be mixed with glycols and antifreezes but NOT with other chemical products. The product MUST be left inside the system. Protect the product from frost.
Instructions for use: Clean the heating installation, using a cleaner like as Mayline HR., HRplus, CP, CP-L for heating installations with radiators or Mayline SB for floor heating installations. Verify or calculate the water content of the system to be sealed. Fill in the heating system halfway with water. Use a loading pump to insert the necessary amount of protective self-sealing liquid Mayline PROTSAN. Fill in the system with water, bleed it well and turn on the pumps to start the water circulating. Fill in the system again with water and protective liquid. If there are present leakages in the heating installation, remove or bypass all the fi lters and screens and then adjust the boiler’s maximum temperature at least 5 degrees Celsius and a high pressure of at least 0.7 bar compared to the normal operating pressure. Open all radiator valves and mixing valves completely. Bleed the pumps well after inserting the liquid and bleed it well again and leave them in function. The system must remain in function for at least 7 hours in this condition. After the sealing to adjust again the normally operating temperature and pressure. The Mayline PROTSAN must be left inside the system as protective agent.
Safety informations: In the event of eye contact, rinse eyes thoroughly with much water and consult a doctor. In the event of skin contact, rinse well with water. Wear gloves and protective eyewear. Use water to immediately remove the product from objects such as tiles, flooring, wash basins, etc. Keep out of reach of children!
Mixing proportions: Refer to the material safety data sheet (MSDS)
Mixing proportions: 1-2% (1-2 litres of Mayline PROTSAN for every 100 litres of water). ATTENTION! THE PRODUCT MUST NOT BE OVER OR UNDER DOSED.
Transport: The product is not hazardous for transport. The indications are provided based on actual experience. Technical changes are possible.
Disposal: For information concerning waste disposal/effluent, please consult the corresponding safety data sheet.
Shelf life: Shelf life 5 years (from date of manufacture)

Technical Datasheet