CX80 SEALANTS

For safety reasons, it is very important to properly seal chimney flues and grates.
The sealants used must be resistant to very high temperatures, which in fireplaces and stoves can reach more than 1000°C (our formulation can withstand temporarily up to 1500°C).

Why should you use fireplace sealants?

Proper operation of a fireplace, stove or boiler depends on the tightness of the entire flue.
Why is this so important?

  • A proper combustion process requires what is known as cug, which is the movement of air from inside the house, through the hearth, and out through the chimney. The chimney seal prevents the airflow from being interrupted and maintains the oxygen supply to the grate.
  • Fireproof sealing of chimney flues is a key fire safety feature, as hot fumes cannot escape outside the chimney.
  • Correctly selected fireplace sealants prevent poisonous chad and smoke from entering the home.
  • A poorly protected fireplace, stove or boiler can also pose a threat to the entire building structure.
    Mainly by causing key wall or roof components to overheat.

This is why it is important not only to seal the fireplace during installation, but also to repair any gap or crack that develops.
It is important to choose the right sealant for this.

Selecting the right sealants

How to choose the right formulation for the given needs?
To begin with, it is worth stating that sealants are used not only for fireplaces and stoves.
Also very popular is a sealant for the car, used when the engine block, head or radiator is damaged.
You can find it in the category of automotive preparations.
Sealants are also called some lubricants, especially assembly lubricants.
And these, however, have completely different properties than fireplace sealant.
Drying time
Whether the maximum temperature of such preparations is quite different.
So what properties should a good fireplace sealant have?

  • Resistance to prolonged exposure to temperatures of 1250°C.
  • Resistant to instantaneous temperatures as high as 1,500°C.
  • High gas tightness.
  • Ultraviolet resistance.
  • Resistance to aging.
  • Adhesion to bricks and other materials used in flue construction.

If you want a proven agent, choose CX80 fireplace sealant.

How to use sealers properly?

Wondering how to seal the glass in the fireplace? With our preparation it will be very easy.
You just need to apply our preparation to selected areas throughout the fireplace insert.
Due to the fast drying time, it is most common to seal the fireplace in smaller batches.
Any corrections can be made only for approx.
5 minutes, as after this time the preparation will harden.
What temperatures can CX80 withstand fireplace sealant?
1500
for a short time, and 1250 in the long term.
However, it is not recommended to light the fireplace within three days of application.
Also, do not replace it with other agents, such as epoxy resins, which have less resistance to high temperatures.
For stoves, boilers and fireplaces, it is essential to use only fireplace sealants designed for such places.

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