Preformed sealant for removable waterproofing - SIKA Lastomer 831 E - Grey - 3 x 12mm x 12mm x 12m, is a butyl sealant that provides compression sealing and absorbs shocks and vibrations. It is used as a seal in transport equipment (cars, motor homes, caravans) and industrial equipment (air conditioning, ventilation, silos). Advantages : Solvent-free No withdrawal Plastics Dampens vibrations Subsequent disassembly possible Ease of application Good adhesion on most materials (metal, plastic...) Features : Density: approx. 1.6 kg/dm3 Application temperature: +5C to +30C Water vapour permeability: 0.13 g/m2 (average) Colour: Grey Packaging: 3 x 12mm x 12m x 12m Reference: 85143 Packaging : 1x Preformed putty for removable waterproofing - SIKA Lastomer 831 E - Grey - 3 x 12mm x 12m Delivered in its original packaging Tips : SikaLastomer 831E must be applied to clean, dry, grease-free and dust-free surfaces at a temperature between +5C and +30C. Apply SikaLastomer 831E directly from the roller, leaving the protective paper in place to avoid stretching the joint. Press firmly to place the product in place and obtain maximum adhesion. It is advisable to carry out a test before final application of the product in the intended use.