The 120 mm vitreous enameled plug (Reference: B10263715) is an essential accessory for ensuring optimal performance, safety, and efficient maintenance of any flue system. Specifically designed for the airtight sealing of flues in stoves, fireplaces, and heating systems, this component stands out for its excellent resistance to high temperatures and corrosion, guaranteeing a long service life even under the most demanding conditions.

Made with premium materials and a vitreous enamel finish that facilitates cleaning and prevents the accumulation of soot and residue, this 120 mm chimney pipe plug integrates seamlessly into metal installations. Its design optimizes chimney draft and prevents cold air leaks or the unwanted escape of gases and smoke into the home, meeting the highest safety standards for heating systems.

Features of the 120 mm Vitrified Stopper

• Standard diameter: 120 mm, compatible with most chimney pipes and ducts on the market.


• Vitrified finish: Provides a smooth, shiny surface that repels soot buildup, facilitates maintenance, and offers high corrosion resistance.


• Thermal resistance: Withstands extreme temperatures without deforming or losing its structural properties.


• Airtight seal: Prevents leaks of combustion gases and unwanted drafts, improving the energy efficiency of the installation.


• Easy installation: Allows for quick and secure coupling to the exhaust duct, facilitating inspection and chimney cleaning tasks.


• Product reference: B10263715.

Frequently Asked Questions

What is the purpose of the 120 mm vitrified stopper?

This plug is designed to hermetically seal flue gas exhaust pipes in stoves and fireplaces when not in use, or to serve as a check valve in elbows and bends, allowing easy access for cleaning and periodic maintenance of the pipe.

Is it compatible with any chimney pipe?

The plug is compatible with any metal duct system with an inner diameter of 120 mm. It is recommended to verify the exact pipe size of your installation before purchasing to ensure a perfect fit.

How is this plug maintained?

Thanks to its vitreous enamel coating, maintenance is very simple. Just remove it periodically when cleaning the chimney and wipe away soot with a dry cloth or a soft brush, avoiding the use of abrasive products that could damage the surface.

Does it withstand the elements and extreme heat?

Yes, it is manufactured to withstand both the continuous high temperatures resulting from combustion and adverse weather conditions if installed in sections exposed to the outdoors.