The Hambleside Danelaw damp proof course incorporates a wide mortar bonding strip. It has been specifically developed for sloping parapet wall applications up to 240mm thick. Being manufactured from GRP, the damp proof course has the following benefits; A GRP damp proof course particularly for use on sloping parapet walls up to 240mm thick. Recycled content 12% to 30%. PropertiesLength: 2.4m.Width: 310mm.Material: GRP.Colour: lead grey.Features Up to half the cost and time of traditional lead installation. Semi-skilled fitting procedure. Light in weight and easy to handle. 30 year service life guarantee. Do not streak or stain. Not prone to theft.