The Wilsons 12mm Premium Plushwalk carpet underlay, and made of PU and Viscoelastic Foam. With a noise reduction level of 49dB and a high density of 105kg. TOG rating of 3.5, it offers excellent insulation and heat retention. We bought this for our new carpet, and these are left-over after fitting. There are six rolls, total covering area of approximately 27sqm.
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