Knauf Earthwool R6.0 Ceiling Batts 275mm x 430mm x 1160mm 5.5m2 (2437545)Thermal performance keeps a building cool in summer and warm in winter Acoustic performance reduced the transmission of noise No added formaldehyde Non combustible AS 1530. 1 50 year warranty Earthwool Ceiling insulation batt offers superior performance, with the ultimate in energy saving properties, enabling you to keep your home cool in summer and warm in winter. Its super soft to handle and install. As well as providing a superior result, this