50mm Knauf Rocksilk RS140 1.2m x 600mm Next Day Delivery 50 m²K/W at 100mm

50 m²K/W at 100mm

Kooltherm K107 is the go-to insulation solution for tiled or slated pitched warm roof spaces

including tiled or slated roofs

The Jablite Jabfloor insulation range is available in Grade EPS70

and utility rooms

50mm Knauf Rocksilk RS140 1.2m x 600mm Next Day Delivery 50 m²K/W at 100mmChoosing RS140 over a lighter Rocksilk slab is not a thermal decision. At 50mm both give the same declared thermal resistance of 1. 45 mK W, because both share a thermal conductivity of 0. 034 W mK. What changes is mass: RS140 packs 140 kg m of rock mineral wool into the same 50mm, and mass is what the specification is usually asking for. Slabs measure 1200mm x 600mm and are supplied 4 per pack, covering 2. 88m. That extra density does three jobs. It