IKO Undertile Felt (1F) is the traditional underslating, complying to British Standards and still favoured by many roofers. IKO Undertile reinforced slaters felt is manufactured specifically for use as an underslating beneath tiles or slates. It can also be used as a vapour retarder in built-up roofing. IKO Undertile Felt has a felt fibre base combined with a layer of open weave hessian, saturated and coated with bitumen and surfaced with sand.Features and Benefits Long established and highly regarded slaters felt Roll Coverage: 15m2 Suitable for cold ventilated roofs To be used with IKO Eaves Protection Strip Used within conservation projects notably where the presence of bats are detected Category: Roofing Sector of Application: Pitched Product Type: Bituminous Colour: Sand Product Finish: Sand Project Type: Commercial Small, Domestic Large, Domestic Medium, Domestic Small