Working temperature: approx

Tekniske data: Vaillant aroTHERM plus varmepumpe

lagertanke og vandvarmere med ekstern justering

Dette er de første tegn på slid på materialet

Tilslutning via beskyttelseskontaktstik

defro schamottstein set ds 20 ds ii 25 Rost Working temperature: approxOriginal 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