PVC Tape For Damp Proof Membrane - 75mm x 50m Quinn Therm Sale! from £8.00 £8.00 (inc VAT) £6.67 (ex VAT) Qty. Add to Basket This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Key Features: Material: PVC Joining Tape Width: 75mm Length: 50mtr Colour: Black Description: PVC Tape for joining overlaps on DPM products. 75mm thickness. One roll covers 50 meters.