Bulex
Bulex ThemaFast Condens 25/31-CS/1 condenserende wandgaswandketel combi 25 kW
Ref. VM-20040779
€1.357,85
incl. VAT
excl. VAT
Specifications
- Reference
- VM-20069358
- Material, heat exchanger
- Stainless steel
- Closed finish
- Yes
- Open and closed finish
- Yes
- Condensation
- Yes
- Nominal useful output 80-60 °C
- 35kW
- Nominal output 50-30 °C
- 38.1kW
- Nominal load, higher value
- 40kW
- Nominal load, lower value
- 36kW
- Suitable for low-calorific natural gas
- Automatic settable
- Suitable for high-calorific natural gas
- Automatic settable
- Suitable for propane
- Automatic settable
- Suitable for butane
- Automatic settable
- Suitable for methane
- Automatic settable
- Suitable for liquefied petroleum gas (LPG)
- Automatic settable
- Suitable for hydrogen
- Automatic settable
- Hydrogen percentage
- 20%
- High/low burner regulation
- No
- Modulated burner control
- Yes
- On/off control signal
- Yes
- High/low control signal
- No
- Control signal 0-10 V
- Yes
- OpenTherm control signal
- Yes
- Ignition flame
- No
- Second outlet connection
- No
- Maximum temperature of the inlet water (operating temperature)
- 80°C
- Minimum setback temperature
- 20°C
- Max. operating pressure
- 3bar
- Minimum working pressure
- 0.5bar
- Efficiency
- 98.7%
- Maximum upstream gas pressure
- 30mbar
- Minimum upstream gas pressure
- 20mbar
- Integrated distribution/filling valve
- No
- Water side resistance at dT 20 °C
- 21.6kPa
- Built-in manometer
- Yes
- Integrated pump switch
- Yes
- Integrated ambient conditions controller
- Yes
- Integrated expansion vessel
- Yes
- Integrated overpressure valve
- Yes
- Width
- 450mm
- Height
- 765mm
- Depth
- 330mm
- Connection voltage
- 196V
- Frequency
- 50 Hz
- Supply connection
- External thread
- Nominal diameter of the supply
- 3/4 inch (20)
- Diameter outside of the inlet pipe
- 26.44mm
- Return connection
- External thread
- Nominal diameter return
- 3/4 inch (20)
- Diameter outside of the return pipe
- 26.44mm
- Connection, fuel
- External thread
- Nominal inner diameter fuel
- 3/4 inch (20)
- Nominal diameter of the air duct
- 125mm
- Connection, flue gas discharge
- Insertion piece
- Connection, air duct
- Insertion piece
- Diameter outside of fuel pipe
- 26.44mm
- Nominal diameter of the duct, flue gas discharge
- 80mm
- Condensate connection
- Other
- Diameter of condensate thread
- DN 20
- Diameter outside of condensate pipe
- 20mm
- Relaxation connection
- Other
- Diameter outside of expansion fitting
- 0mm
- SEER (Seasonal Energy Efficiency Ratio) in cold conditions
- 98.7
- SEER (Seasonal Energy Efficiency Ratio) in standard conditions
- 94
- SEER (Seasonal Energy Efficiency Ratio) in hot conditions
- 87.7
- Useful efficiency at nominal heat in high-temperature operation (n4)
- 87.7%
- Useful heat emission at nominal heat in high temperature operation (P4)
- 35kW
- Additional standby electricity consumption (Psb)
- 0.004kW
- Additional full-load electricity consumption (Elmax)
- 0.047kW
- Gas label HR
- No
- Heat loss in standby (Pstby)
- 0.04kW
- Gaskeur NZ
- No
- EAN code
- 8022945043999
Key features
- Height: 765mm
- Material, heat exchanger: Stainless steel
- Closed finish: Yes
- Open and closed finish: Yes
- Condensation: Yes
About this product
De Dietrich. VIRTUENS. Condensing gas wall boiler on natural gas, heating only. Very low emission values. Compact stainless steel heat exchanger. Gas-adaptive burner control. Stainless steel premix burner with wide modulation range from 10 to 100%. Built-in flue gas non-return valve. Integrated LED lighting. Supplied with mounting plate with valve set and integrated Belgaqua-approved automatic filling set. Fully equipped boiler with modulating heating pump, expansion vessel 8 l, CH/DHW diverter valve, automatic bleed valve, safety valve 3 bar and digital pressure sensor. DIEMATIC Evolution control panel, for controlling 1,2 or 3 CH circuits. Outdoor sensor included. ErP Ready.
Delivery and returns
Free delivery in Belgium
Shipping in 3-6 working days when in stock
14-day right of return
Free delivery in Belgium for standard parcels. Delivered in 3-6 working days when in stock. Manufacturer warranty according to the product.
Manufacturer warranty
2 year manufacturer warranty
Minimum 2-year manufacturer warranty + Valtieri after-sales included
Secure payment
VAT invoice with every order
incl. 21% VAT · excl. 21% VAT
You may also like
Bosch
Bosch Condens GC7000iW GC7000iW 42 23 wandcondensatieketel 42 kW
Ref. VM-20040396
€1.443,76
incl. VAT
excl. VAT
Bulex
Bulex ThemaFast Condens 25/31-CS/1 condenserende wandgaswandketel combi 25 kW
Ref. VM-20074177
€272,25
incl. VAT
excl. VAT
Bulex
Bulex ThemaFast Condens 25/31-CS/1 condenserende gaswandketel combi 25 kW
Ref. VM-20074178
€799,81
incl. VAT
excl. VAT
Bosch
Bosch Condens GC7000iW 28 C 23 condenserende gaswandketel combi 28 kW
Ref. VM-20040398
€515,62
incl. VAT
excl. VAT
Ariston
Transformer Ariston
Ref. D-158099
€31,00
incl. VAT
excl. VAT
Molimex
Gas air heater photon 120 reznor
Ref. D-181876
€8.512,20
incl. VAT
excl. VAT
Giacomini
Safety valve giacomini 4/4"F 6KG
Ref. D-24518
€62,84
incl. VAT
excl. VAT
Valtieri
STOVE CEMENT CALOFER BLACK
Ref. D-93665
€6,62
incl. VAT
excl. VAT
Ariston
Pilot flame nozzle Ariston
Ref. D-155321
€25,37
incl. VAT
excl. VAT
Bulex
Waterhuis rb/themis/thelia/combitech/themacondens Bulex
Ref. D-150807
€133,74
incl. VAT
excl. VAT
Honeywell
Thermostat DT4 Honeywell on/off digital black
Ref. D-187327
€77,02
incl. VAT
excl. VAT
De Dietrich
De Dietrich Smart CDI RF wireless thermostat WiFi
Ref. VM-20073922
€169,40
incl. VAT
excl. VAT
De Dietrich
DD 200008102 UC print MC
Ref. VM-20024790
€503,66
incl. VAT
excl. VAT
De Dietrich
De Dietrich MK3 Display SW 1.96.2
Ref. VM-20071951
€449,07
incl. VAT
excl. VAT
De Dietrich
DD AD285 cdi isystem
Ref. VM-20024800
€287,17
incl. VAT
excl. VAT
De Dietrich
De Dietrich Modulens G AGC35/B160 SL condensing gas boiler floor 35 kW boiler 160L
Ref. VM-20048748
€5.279,84
incl. VAT
excl. VAT
De Dietrich
De Dietrich HK525 MUSE 50-2 split air conditioner outdoor unit multi-split 5,3kW 5,6kW R32
Ref. VM-20059174
€2.765,60
incl. VAT
excl. VAT
De Dietrich
De Dietirch connection kit for safety group
Ref. VM-20027082
€47,25
incl. VAT
excl. VAT
De Dietrich
De Dietrich Modulens O AFC-S 18 LS condensing heating oil boiler with burner 18kW
Ref. VM-20052564
€8.429,91
incl. VAT
excl. VAT
De Dietrich
De Dietrich basic connection kit flue gas connection boiler Type B23P D110/150
Ref. VM-20022812
€511,19
incl. VAT
excl. VAT
De Dietrich
De Dietrich Virtuens 25/30 BIC condensing gas wall boiler for heating and DHW
Ref. VM-20069356
€5.105,60
incl. VAT
excl. VAT
De Dietrich
De Dietrich Vivadens S MCR-S 30/35 MI condensing gas wall boiler combi 30 kW
Ref. VM-20024627
€2.122,24
incl. VAT
excl. VAT
De Dietrich
De Dietrich S100065 - gas block 115 Kw
Ref. VM-20024983
€552,06
incl. VAT
excl. VAT
Also see
De Dietrich
The Dietrich Virtuens 35 condensing wall-hung gas boiler single heating
Ref. VM-20069359
€3.217,05
incl. VAT
excl. VAT
De Dietrich
De Dietrich MPX2 Compact 24 condensing gas wall boiler for heating - natural gas
Ref. VM-20062804
€2.189,62
incl. VAT
excl. VAT
De Dietrich
De Dietrich AMC PRO EVO 45 condensing gas wall boiler 42,4 kW
Ref. VM-20069771
€3.800,25
incl. VAT
excl. VAT
Bosch
Bosch Condensing 7700i W GC7700iW 25 P 23 condensing gas wall boiler
Ref. VM-20066529
€3.223,86
incl. VAT
excl. VAT
Bulex
Bulex Thermo Master TAS 30 condensing gas wall-hung boiler 30 kW
Ref. VM-20040634
€2.865,70
incl. VAT
excl. VAT