An unopened pack of 20 sheets green fibre board underlay from Wickes. For use with laminate and real wood flooring 850 x 590 x 5mm (approx.) Pack covers 10.03m2 Proven impact sound reduction to 19 decibels* Provides thermal insulation Compression resistance 20 tons per m2 Levels small indentations or protrusions up to 3mm, bridges gaps and joints Can be used on concrete and timber sub floors
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