This insulated cavity closer by SuperCLOSE comes with 5 widths in the one cavity closer and is designed and manufactured in the UK. SuperCLOSE can be installed in a variety of ways including vertical and corner jointing. Features and Benefits 2 Profiles available Cut groove to desired width Easy to fit with size indicators Minimal thermal resistance Fully ridged uPVC Meets buildings regulations Fixed in place using clout nails or grab adhesive Suitable on both new build and refurbishments Specifications Length: 2400mmWidth: 50- 100mmThickness: 20mmPallet quantity: 400Pack Weight: 10kgThermal conductivity: 0.034W/mK (EN 13163)Minimal thermal resistance: 0.877m²K/W (IP 1/06)