SYSTEM DATA SHEET Sika Comfortfloor® PS-23 Seamless, Smooth, Unicolour, Low VOC, Elastic polyurethane floor covering PRODUCT DESCRIPTION Sika Comfortfloor® PS-23 is a highly elastic polyurethane self-smoothening flooring system and is part of the Sika Comfortfloor® decorative flooring range. Sika Comfortfloor® PS-23 system is especially designed for indoor applications where high comfort under feet, design, jointless surface and soft footfall are required. Sika Comfortfloor® PS-23 consists of a highly elastic, crack bridging polyurethane base coat which fulfils as well the stringent demands for low VOC emitting products. USES Sika Comfortfloor® PS-23 may only be used by experienced professionals. ▪ ▪ ▪ ▪ Healthcare – Medical sector Education (e.g. Schools and Universities) Leisure & Culture (e.g. Museums, Libraries) Retail & Residential Decorative & Comfortable Soft footfall Odourless Good resistance to fire Low VOC content Crack-bridging Silky matt finish Good mechanical and abrasion resistance Easy application Easy to keep clean and maintain System Data Sheet Sika Comfortfloor® PS-23 August 2020, Version 02.04 020812900000000001 ENVIRONMENTAL INFORMATION ▪ Eurofins Emission tested according to the AgBBscheme and guidelines of the DiBt (AgBB – Committee for Health-related Evaluation of Building Products, DiBt – German Institute for Building Technology). Sampling, testing and evaluation were performed according to ISO-16000, Report No. 770029B ▪ Conformity with LEED v2009 IEQc 4.2: Low-Emitting Materials - Paints and Coatings APPROVALS / STANDARDS ▪ Fire classification according to EN 13501-1, Test institute Hoch Fladungen Germany, Report No. KB-Hoch090977 ▪ Cleanroom® suitable material as part of the Sika ComfortFloor® system for particle emission and biological resistance. Fraunhofer IPA, Germany report no. SI 1008-533 ▪ Impact sound reduction according EN ISO 140-8, test report 102-B-08, Iba Institut Gottfried & Rolof Germany. ▪ Resistance to stubbed and burning cigarettes in accordance with EN 1399 Method A_102-E-08 ▪ Determination of wear resistance EN 651:2004 , indentation EN 433:2004 and effect of simulated movement of furniture leg according EN 424:2002 reports 391578-02 TFI institute Aachen Germany. ▪ M1 emission class approved by RTS Finland. ▪ Synthetic resin screed material according to EN 13813:2002, Declaration of Performance and provided with the CE mark ▪ Surface protection coating for concrete according to EN 1504-2:20

SYSTEM INFORMATION System Structure Layer 1. Primer 2. Base coat 3. Top coat Smooth, matt finish Refer to product datasheet for Sikafloor®-305w or Sikafloor® Colour Chart for standard colours. Nominal thickness Volatile organic compound (VOC) content Very low content of Volatile Organic Compounds. It fulfils the stringent demands for indoor air quality and low VOC emitting products AFFSET, M1, AgBB, EMICODE and A+. TECHNICAL INFORMATION Shore A Hardness Resistance to moving furniture Castor chair resistance Tensile Strength Tensile adhesion strength Resistance to stubbed cigarettes Chemical Resistance...

USGBC LEED Rating Conforms Section EQ (Indoor Environmental Quality), Credit 4.2 Low-Emitting Materials Paints and Coatings. Calculated VOC content ≤ 50 g/l Sound Insulation Skid / Slip Resistance APPLICATION INFORMATION Consumption Layer 1. Primer 2. Base coat 3. Top coat Consumptions are theoretical and do not include any wastage or additional materials needed due to porosity, substrate profile etc. Product Temperature Beware of condensation! The substrate and uncured floor must be at least 3 °C above dew point to reduce the risk of condensation or other disturbance of the surface on the floor...

Please refer to the Sikafloor®- Cleaning Regime For information and advice on the safe handling, storage and disposal of chemical products, users shall refer to the most recent Safety Data Sheet (SDS) containing physical, ecological, toxicological and other safety-related data. FURTHER DOCUMENTS LEGAL NOTES Substrate quality & Preparation Please refer to Sika Information Manual: “Evaluation and preparation of surfaces for flooring systems”. Application instructions Please refer to Sika Information Manual: “Mixing & Application of flooring systems”. Maintenance Please refer to “Sikafloor®- Cleaning...