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
Use as a traditional bituminous underslating
Provides secondary barrier against wind driven rain and snow
Use in open rafter constructions
Suitable for cold ventilated roofs
Used within conservation projects notably where the presence of bats are detected
Pitched roof underlay. Traditional slater's felt