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Combined heating with wood and pellets

DuoWIN2 EDEL
 

4 - 30 kW
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DuoWIN2 EDEL - hybrid technology

Heating with wood and pellets

The DuoWIN2 EDEL intelligently combines the advantages of heating with two biomass technologies. The hybrid boiler combines low-cost heating with logs and convenient heating with pellets in a single appliance. The PowerBoost function, in which the log and pellet units heat at the same time, can be used for a short-term increase in heat demand. Pellets can be fed into the DuoWIN2 EDEL either manually or fully automatically. With the log gasifier in the pellet ready version, the pellet unit of the DuoWIN can also be retrofitted at a later date.

Boiler structure

Individual pellet feed X

The DuoWIN can be equipped with manual or fully automatic pellet feed.

Intelligent fuel switching X

The automatic fuel switchover of the hybrid boiler detects whether the wood gasifier is in burn-out mode. If there is too little energy in the boiler or the heat storage tank, the system switches to pellet operation either automatically or after an individually adjustable time.

More power or more efficiency X

The DuoWIN is available in either a comfort or an energy-optimized version: The PowerBoost function can be used to provide high output at short notice. Thanks to EnergySaver, the DuoWIN works up to 25 percent more efficiently in pellet mode than conventional combi boilers.

Two separate heat exchangers X

The two independent heat exchanger systems guarantee the highest possible level of safety. The wood combustion chamber and the stainless steel pellet burner are not wearing parts and are included in the warranty.

Automatic ignition X

The DuoWIN's ignition elements ignite silently, require little maintenance and are included in the guarantee

Convincing down to the last detail
 

  • The automatic fuel switchover of the hybrid boiler detects whether the wood gasifier is in burn-out mode. If there is too little energy in the boiler or the heat storage tank, the system switches to pellet operation either automatically or after an individually adjustable time.
     
  • The DuoWIN can be equipped with manual or fully automatic pellet feed.
     
  • The two independent heat exchanger systems guarantee maximum safety. Both the wood combustion chamber and the stainless steel pellet burner are non-wearing parts and are included in the guarantee.
     
  • With the PowerBoost function, a high output can be provided at short notice. Thanks to EnergySaver, the DuoWIN works up to 25 percent more efficiently in pellet mode than conventional combi boilers.
     
  • The DuoWIN's ignition elements ignite silently, require little maintenance and are included in the guarantee

The advantages at a glance

+ Optimal use of wood and pellets reduces consumption and lowers heating costs in the long term.

+ Switch flexibly between logs and pellets - for maximum independence.

+ Thanks to PowerBoost, both boilers can be used at the same time, thus increasing the output.

More boilers

Need more inspiration? Heat efficiently and economically with wood and still enjoy comfort thanks to the wood gasification boilers from Windhager. See for yourself!

Unsere Holzheizungen im Überblick

Pellet store

In our experience, switching from a fossil fuel heating system to a BioWIN2 wood pellet boiler takes just a few days. In the case of an old oil heating system, the oil tank room can be quickly converted into a pellet store.

Hier gehts zu den Pellet-Lagersystemen
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DuoWIN2 EDEL


Tailor-made solutions

TypeEDEL
Pellet feedingBy hand (daily container 107 kg) suction system also possible
Heating surface cleaning 
WoodSemi-automatic
PelletsFully automatic
Ash removal 
WoodHook-in ash pan (by hand)
PelletsAsh pan (fully automatic)
Fuel switchover as standardFully automatic self-recognition

Technical data

 

The DuoWIN2 EDEL is available in a total of four different versions.

Type DWE18/15DWE25/21DWE25/26DWE30/26
Nominal heat output range     
 WoodkW18252530
PelletskW4,3 - 156,3 - 217,6 - 267,6 - 26
Boiler efficiency at nominal load     
 Wood%90,990,7**90,7**90,5
Pellets%93,393,693,693,3
Filling volume     
 Woodl145
Pelletsl164 (108*)
Minimum insertion dimensions W x D x H     
 Woodmm588 x 967 x 1340
Pelletsmm714 x 720 (650****) x 1146
Minimum insertion weight     
 Woodkg430
Pelletskg177 (156****)
Boiler dimensions W x D x Hmm1.393 x 1.100 x 1.492 (1.705*)
Total weight (incl. fairing and add-on parts)     
 Woodkg499
Pelletskg261-283***
Exhaust pipe connection diametermm130
Power consumption at nominal load     
 WoodW4349**49**53
PelletsW3341**4848
Energy efficiency class A+

 

* Applies to DuoWIN with fully automatic pellet feed

** Interpolated from two values

*** The actual weight depends on the type and can be reduced slightly during installation by removing flexible parts.

****Applies to DWE 18/15