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Document History

  1. UNE-EN 1020:2010

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    Non-domestic forced convection gas-fired air heaters for space heating not exceeding a net heat input of 300 kW incorporating a fan to assist transportation of combustion air or combustion products

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  2. UNE-EN 1020/A1:2002


    Non-domestic gas-fired forced convection air heaters for space heating not exceeding a net heat input of 300 kW, incorporating a fan to assist transportation of combustion air and/or combustion products.

    • Historical Version
  3. UNE-EN 1020:1998


    NON-DOMESTIC GAS-FIRED FORCED CONVECTION AIR HEATERS FOR SPACE HEATING NOT EXCEEDING A NET HEAT INPUT OF 300 KW, INCORPORATING A FAN TO ASSIST TRANSPORTATION OF COMBUSTION AIR AND/OR COMBUSTION PRODUCTS.

    • Historical Version