100mm Spacesaver Loft Insulation Rolls

S&J Wackett Timber Merchants Verified independent store

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100mm glass mineral wool loft insulation roll — manufactured to BS EN 13162 with a typical thermal conductivity (lambda) of around 0.044 W/mK. Laid between ceiling joists and (in a topping layer) across the joists at right angles to meet current Building Regs Part L loft U-value targets, or used as a single layer where the existing build-up only needs a thermal upgrade. Soft, easy to cut to width, compresses for delivery and recovers on installation. Sold per roll. Show more