defro firebrick stone 25kw boilers boiler accessories air conditioning heating 1 nada-hidden It can overcome height differences

It can overcome height differences of up to 6 meters

The building entry point reliably ensures thermal insulation and meets the requirements of the German Building Energy Act (GEG)

or heat pump fail

The vermiculite lining should be inspected for damage and professionally repaired as needed

defro firebrick stone 25kw boilers boiler accessories air conditioning heating 1 nada-hidden It can overcome height differencesOriginal firebricks for Defro DS 20 and DS II 25 kW boilers optionally as individual units Primary stone, individual Secondary stone or as complete set With both stones. Optimal fit ideal for repair, replacement or maintenance. Highlights & Advantages Original Defro replacement firebrick high heat resistance and long service life Suitable for Defro DS 20 kW and DS II 25 kW boilers Individual purchase possible: Primary stone or secondary stone