What temperature can this sealant withstand?

Soudal Calofer resists temperatures up to 1500°C once fully cured.

What applications is Soudal Calofer suitable for?

It is designed for sealing rigid joints and openings in stoves, ovens, fireplaces, and central heating systems.

Does this sealant remain flexible after curing?

No, this sodium silicate-based paste cures into a hard, rigid joint that does not crumble or crack.

Which substrates does this high-temperature sealant adhere to?

It adheres well to brick, concrete, and metals. Lightly moistening porous surfaces improves adhesion.

How do you apply Soudal Calofer?

Apply the paste using a standard caulking gun, spatula, or putty knife at temperatures between 5°C and 30°C.

SOUDAL Calofer heat-resistant sealant stove sealant (300 ml) - 100127

Name: SOUDAL Calofer heat-resistant sealant stove sealant (300 ml) - 100127
Brand: SOUDAL
SKU: 01040529
Price: 4.88 EUR
Availability: InStock

Supplier number: SOUDAL 100127 | EAN 5411183002906

From 1 piece €4.88

From 15 pieces €4.64 - €3.66 saving

From 30 pieces €4.52 - €10.98 saving

From 45 pieces €4.39 - €21.97 saving

4.88 tax incl.

€4.03 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 6 products in stock.

Ordered before 20:00 - delivered tomorrow 14/10/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL

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High temperature sealing with Soudal Calofer

Practical benefits

Extreme heat resistance: You achieve a dependable seal on heating installations that withstands temperatures up to 1500°C.
Rigid crack-free cure: The paste hardens into a solid joint that will not crumble under high thermal stress.
Ready for immediate use: You apply the sealant smoothly with a standard cartridge gun on brick, concrete, and metal.

In a nutshell

The right choise for

With Soudal Calofer, you can reliably seal fixed joints and openings around stoves, fireplaces, ovens, and central heating boilers. This black sodium silicate-based sealant withstands extreme temperatures up to 1500°C where standard silicone sealants melt or burn. The ready-to-use paste cures into a rigid, solid joint that will not crumble or crack under high thermal stress, effectively preventing heat and flue gases from escaping. You apply the 300 ml cartridge smoothly using a standard caulking gun, spatula, or putty knife onto concrete, brick, and metal for a dependable, heat-resistant seal.

Product information FAQ

€4.88

In stock - tax incl.

Key features according to our expert

Net volume: 300 ml
Relative density: 1
ADR packing group: Not applicable
ADR class: Not applicable
EUH-statements: EUH210
UN number: Not applicable
Physical state: Liquid
Packaging: Cartridge
Color: Black
Colour (manufacturer): Black

Product description:

Calofer is a high quality sealing paste based which cures to form a hard joint which withstand temperatures of up to 1500°C

Characteristics:

Ready for use
Does not crumble or crack after hardening
Heat resistant until 1500°C
Free of asbesto

Applications:

Sealing of joints and openings at high temperature areas
Intallation of heating systems, furnaces, etc.

Directions for use:

Type: concrete, metal, bricks
State of Surface: clean, free of dust and grease
Preparation: slight moistening of the surface increases adhesion
We recommend a preliminary compatibility test.

Supplemental hazard information

EUH210: Safety data sheet available on request.

All Features

Net volume: 300 ml
Relative density: 1
Adr packing group: Not applicable
Adr class: Not applicable
Euh-statements: EUH210
Un number: Not applicable
Physical state: Liquid
Packaging: Cartridge
Color: Black
Colour (manufacturer): Black
Colour: grey
Packaging form: Tube
Product content: 300 ml

Brand SOUDAL
01040529
EAN 5411183002906
Supplier number SOUDAL 100127

Frequently asked questions about this product

Answered by specialists

What temperature can this sealant withstand?: Soudal Calofer resists temperatures up to 1500°C once fully cured.
What applications is Soudal Calofer suitable for?: It is designed for sealing rigid joints and openings in stoves, ovens, fireplaces, and central heating systems.
Does this sealant remain flexible after curing?: No, this sodium silicate-based paste cures into a hard, rigid joint that does not crumble or crack.
Which substrates does this high-temperature sealant adhere to?: It adheres well to brick, concrete, and metals. Lightly moistening porous surfaces improves adhesion.
How do you apply Soudal Calofer?: Apply the paste using a standard caulking gun, spatula, or putty knife at temperatures between 5°C and 30°C.