IKO Trade Felt Top Sheet is ideal for a single layer on non-habitable buildings such as garden sheds or for a cap sheet in a multi-layer build up when installed with IKO Trade Underlay, perfect for garden buildings requiring enhanced weather protection. Whether you’re tackling a DIY shed project or upgrading a garden structure, IKO Trade Felt Top Sheet offers reliable protection and lasting performance. Manufactured with a glass fibre carrier, this heavyweight green mineral felt is available in a 10 metre length. Easy to install nail application and used in conjunction with IKOpro Roofing Felt Adhesive. The packaging includes full instructions printed on the wrapper