https://www.openlearning.com/u..../woodrufftimm-sqo019
https://pacheco-hougaard-2.blo....gbright.net/10-best-
What is the Average Tog For a Duvet? Traditionally, you'd pick duvets according to the season: 4.5 tog duvets are perfect for summer nights with long hours, and 10.5 tog is perfect for winter. However, with different sizes and fillings it is now possible to get a duvet that can be used all year round. Tog is the overall thermal grade of a duvet. It is the measure of how warm it will feel. It is not related to weight,