SKU: 46718983574

defro schamottestein 25kw ketels ketel accessoires airconditioning verwarming

Sale price$122.28 Regular price$135.87
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Description

defro schamottestein 25kw ketels ketel accessoires airconditioning verwarmingOriginele chamottestenen voor Defro DS 20 en DS II 25 kW verwarmingsketels optioneel als losse Primaire steen, losse Secundaire steen of als compleet set met beide stenen. Optimale pasvorm ideaal voor reparatie, vervanging of onderhoud. Highlights & Voordelen Originele Defro vervang chamottesteen hoge hittebestendigheid en lange levensduur Passend voor Defro DS 20 kW en DS II 25 kW verwarmingsketels Losse aankoop mogelijk: Primaire steen of Secundaire

Originele chamottestenen voor Defro DS 20 en DS II 25 kW verwarmingsketels – optioneel als losse Primaire steen, losse Secundaire steen of als compleet set met beide stenen. Optimale pasvorm – ideaal voor reparatie, vervanging of onderhoud.


Highlights & Voordelen

⭐ Originele Defro vervang-chamottesteen – hoge hittebestendigheid en lange levensduur
⭐ Passend voor Defro DS 20 kW en DS II 25 kW verwarmingsketels
⭐ Losse aankoop mogelijk: Primaire steen of Secundaire steen apart
⭐ Compleet Set met Primaire & Secundaire steen beschikbaar
⭐ Perfecte warmtegeleiding in de verbrandingskamer – voor efficiënte werking


Productbeschrijving

De Defro chamottesteen is een hoogwaardige, hittebestendige keramische steen voor de verbrandingskamer van klassieke vastebrandstof- en houtvergassingsketels van de types DS 20 kW en DS II 25 kW van DEFRO. Hij zorgt voor een gelijkmatige vlamgeleiding en hoge thermische veiligheid in de ketelwerking.

Wat dit product bijzonder flexibel maakt:
✔ Je kunt alleen de Primaire steen bestellen – bijvoorbeeld als de vlamgeleider versleten is.
✔ Je kunt alleen de Secundaire steen bestellen – ideaal bij schade in het gebied van de secundaire luchtopeningen.
✔ Of je kiest voor het complete set met beide stenen – perfect voor een volledige vernieuwing in één keer.

💡 Primaire steen: Chamottesteen vlamgeleider – verantwoordelijk voor de primaire verbrandingsluchtgeleiding in de ketel.
💡 Secundaire steen: Tweedelige chamottesteen met openingen voor secundaire luchttoevoer – ondersteunt de naverbranding.


Varianten & Keuze

  • Primaire steen – los

  • Secundaire steen – los (bestaande uit twee halve schalen)

  • Set – Primaire & Secundaire steen – compleet chamottestenen-pakket


Technische gegevens (volgens productinformatie)

Kenmerk Waarde
Geschikt voor DEFRO DS 20 kW, DS II 25 kW verwarmingsketels
Afmetingen Primaire steen ca. 100 × 350 × 155 mm
Afmetingen Secundaire steen ca. 80 × 350 × 9 mm (twee halve schalen)
Materiaal Chamotte / vuurvast keramiek
Varianten Primaire steen, Secundaire steen, Set

Gebruik & Toepassing

De chamottestenen dienen als slijtage- en functiebescherming in de vuurhaard van je verwarmingsketel. Ze zorgen voor:
✅ hogere thermische stabiliteit in de verbrandingskamer
✅ gelijkmatigere warmteverdeling
✅ geoptimaliseerd brandstofverbruik
Het vervangen van losse stenen verlengt de levensduur van je ketel en voorkomt onnodige reparatiekosten.


Tip voor de bestelling

Kies bij aankoop de variant Primair, Secundair of Set, afhankelijk van de behoefte – zo krijg je precies wat je op dit moment nodig hebt.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 46718983574

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Reviewed in the United States on November 25, 2025
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Carl Spackler
Lake Worth, US
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Style: 48inch 2 tier
The shelves are assembled and installed on my wall. I'm happy with them. They look great and are very sturdy. What prevents a 5-star rating? The instructions were poor. Not a huge deal as I was able to figure things out. The wall anchors that came with were cheap and (in my opinion) unusable. I went to Lowe's and bought some drywall anchors that were rated for 79 pounds and they worked well. During the install, I wasn't sure if I should attach the wall plates and assemble the shelves on the wall, or assemble everything and then attach it to the wall. Assembling before hanging was the way to go but it took two people. One other minor thing: The shelves are stained on one side an not the other. Since I have them high up on a wall, I'm looking at the unstained side. Yes, I can stain the unstained part, but it would be nice if they had just stained the top and bottom at the factory.
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