Air treatment plants

Saudi Arabia 30
Australia 1
Bhutan 1
Canada 2
China 3
Korea 2
Croatia 2
Egypt 5
UAE 5
Philippines 1
France 2
Jordan 4
Greece 7
India 2
Indonesia 3
England 350
Iraq 18
Ireland 120

Italy 350
Malta 2
Morocco 1
Myanmar 1
Nepal 1
Oman 1
Poland 1
Qatar 4
Russia 6
Slovenia 1
Spain 12
Sweden 1
Thailand 1
Tunisia 2
Turkey 3
Ukraine 1
USA 20