If you're looking for energy-efficient loft insulation materials, you needn't look any further than the Knauf Insulation range available from Huws Gray. Specialising in a range of products including glass mineral wool, rock mineral wool and extruded polystyrene insulation, Knauf Insulation has built up a well-earned reputation for quality and durability. Here at Huws Gray, we have a number of insulation materials from Knauf Insulation for you to choose from. Whether it's loft insulation rolls, cavity wall insulation slabs or acoustic rolls, you're sure to find a solution that suits both your needs and your budget right here. Take a look for yourself to find out more about our selection of Knauf Insulation products.