The energy efficiency of a thermal insulation glass is measured by its U (formerly K value) and its Solar Heat Gain Coefficient (g). In addition to the low E glass used, energy ratings can be further enhanced by the variety of Spacer Bar, Cavity and Edge Spacing used in the double glazing unit.
Currency of Norway. The Norwegian currency is Norwegian Kroner (NOK). 1 NOK is divided into 100 Ã¸re (cents). Coins are circulated in the following denominations: 1 krone, 5 kroner, 10 kroner and 20 kroner. Notes are circulated in the following denominations: 50 kroner, 100 kroner, 200 kroner, 500 kroner and 1000 kroner. Currency converter.
Portugal uses the euro as its standard currency. A total of 13 European nations use euro notes and coins, which have a European graphic on one side and a national image on the other side. All 13 countries accept any form of the euro, regardless of where it originates.