Our Cushion Ultra Silver Underlay is 1m wide & comes in rolls of 15m 2. This easy to use underlay is the ultra silver quality level in our cushion brand underlay providing excellent support to your new floor. A medium density 3mm thickness provides strength that prolongs the life of your floor by supporting the joints & also helps take out some minor imperfections in the sub-floor. Being of ultra silver quality level this underlay is well equipped for good sound reduction. The Cushion Ultra Silver Underlay is also combined with a strong vapour barrier which makes it absolutely ideal to be used over any sub-floor including concrete or screed.