Junkers Adapter 80/125

Product detailed description

Connecting adapter 80/125. Flue for condensing boilers. AZB 931

• long-term resistance to condensate
• easy handling
• largely eliminates the need for additional insulation
• quick processing
• permanent tightness
• suitable for various types of condensing and low-temperature appliances
• can be extended or supplemented at any time
• easy storage and transport

The plastic flue gas system is approved for temperatures up to 120°C. It meets the high requirements set for flue gas systems for heat-generating heating appliances:

• Airtightness of the system (suitable for both positive and negative pressure)
• Tightness against the condensate that forms
• Resistance to the acids contained in the condensate

Frequently asked questions

• How can I check that „Junkers Adapter 80/125“ fits my appliance exactly? The most reliable way is to compare the exact type/catalogue designation on your appliance's rating plate (boiler, storage tank, water heater) with the compatibility stated directly in this product's name and in its technical parameters above. If anything is unclear, send us the exact type designation of your appliance (including the serial number, if available) - we will gladly verify compatibility for you.
• Why is it important to use an original/compatible part rather than a universal replacement? Parts such as seals, sensors or safety components (safety valves, thermal fuses) are usually dimensioned precisely to the parameters of a specific appliance (pressure, temperature, sensor's electrical resistance) - the wrong part can cause reduced functionality, leaks, or, in the case of safety components, a genuine safety risk.
• Does this part have to be installed by a professional? For simpler, mechanical parts (e.g. seals, covers, small accessories not connected to electricity, gas or the pressurised part), a handy DIY user can usually manage the replacement after disconnecting the appliance from power and supply lines. However, for any intervention in the gas, electrical or pressurised part of the appliance (e.g. sensors located directly in the combustion chamber, safety valves, electrical modules), we always recommend a service technician - especially since such work could affect the validity of the warranty on the whole appliance.
• How can I tell that this part is worn and needs replacing? Common signs include visible wear/cracking (for seals and rubber parts), water or flue gas leaking at the part, an error message on the controller display (for sensors and electronic modules), or an obviously reduced function of the appliance (e.g. irregular combustion for burner parts). If in doubt, the safest option is to have a service technician assess the condition during the regular annual inspection.
• Is it worth keeping this part at home as a spare/service part? For parts that are normally subject to wear (seals, fuses, small mechanical parts) whose failure would mean a shutdown of heating or hot water production, keeping a spare on hand is a sensible precaution - especially for an older appliance, for which it may be harder to source the part quickly.