Silentnight Hollowfibre All Seasons Duvets - Double.
4.5 tog duvet and 9 tog duvet can be combined to make a 13.5 tog duvet. Perfect to keep you cosy all year round.
* 30% cotton and 70% polyester cover.
* 100% polyester hollowfibre filling.
* Machine washable at 40C.
* Suitable for tumble drying.
DUVET TOG RATINGS.
The thermal insulation (warmth) of a duvet is expressed by the term tog. The higher the tog rating, the warmer the duvet. The British Standard minimum tog bands are as follows:- 4.5 tog, 6.0 tog, 7.5 tog, 9.0 tog, 10.5 tog, 12.0 tog, 13.5 tog and 15 tog. All of our duvets within these tog bands conform to BS5335.