Discontinued Products

Ethos 70 (Discontinued)

Wall Mounted Boiler

Designed and manufactured in the UK the Ethos stainless steel wall mounted boiler range has been developed to meet the requirements of today’s commercial buildings.

 

The unsurpassed premix burner modulation of 10 > 1, integral shunt pump and ease of installation ensures the Ethos range is the first of its kind to exceed industry expectations.

 

The Ethos 70 wall mounted boiler offers an output of 70 kW and onboard boiler cascade control.

Ethos 70 Ethos 70 Ethos 70
Ethos 70
Ethos 70
Ethos 70
Key Features
  • Available in 70, 90, 110 and 130kW models - Installation options allowing 7 – 780kW
  • 10 > 1  burner modulation - Seasonal efficiency in excess of 96%
  • Stainless steel heat exchanger - 5 year heat exchanger warranty
Technical Specification
Product Code WHB300070
General
Dimensions (Height x Width x Depth) 905 mm x 530 mm x 475 mm
Appliance water content 7.0 litres
Weight - empty 67 kg
Connections
Connections - flow / return ¾ " BSP
Coonection - gas ¾ " BSP
Connection - flue 80 mm
Connection - air supply 80 mm
Concentric (optional) 80 / 125 mm
Electrical
Power supply (Vac/Ph/Hz) 230 V a.c. / 1 / 50 Hz
Power consumption 369 W
Fuse protection 6 Amp
Fan speed - max 6600 RPM
Fan speed - min 1500 RPM
Heating Performance
Nominal heat input (nett) 7.0 - 70.0 kW
Nominal heat output at 80/60°C 6.8 - 68.4 kW
Nominal heat output at 50/30°C 7.7 - 76.8 kW
Maximum gas consumption (G20) 7.4 m³/hr
Maximum gas consumption (G25) 8.6 m3/hr
Maximum gas consumption (G31) 2.9 m3/hr
Technical Data
Flue gas dew point 52 °C
Flue temperature at 80/60°C (at ambient temperature of 20°C) 75 °C
Flue material temperature class T 120
Permitted maximum resistance of flue system* 140* Pa
* With this resistance value the heat output will remain within the specifications indicated on the dataplate; if the resistance is higher, the heat output will be reduced.
Condensation pH value 3.0 - 5.5
Maximum CH flow temperature 90 °C
CH water pressure (min - max) 0.5 - 4.0 bar
Minimum / maximum gas pressure (G20) 17 - 20 mbar
Minimum / maximum gas pressure (G25) 17 - 20 mbar
Minimum / maximum gas pressure (G31) 30 - 50 mbar
Environmental Data
Flue gas CO2 content (G20) 8.4 %
Flue gas CO2 content (G25) 8.4 %
Flue gas CO2 content (G31) 9.5 %
NOx levels 33.0 mg/kW
Maximum efficiency (nett non condensing) 97.7 %
Maximum efficiency (nett condensing) 109.7 %
Seasonal efficiency 96.79 %
Compare Models
Description Part Number
Ethos 70 (Discontinued) WHB300070
Ethos 90 (Discontinued) WHB300090
Ethos 110 (Discontinued) WHB300110
Ethos 130 (Discontinued) WHB300130
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