Technical Data Sheet COATINGS Bona Wave 2K TWO-COMPONENT, WATERBORNE COATING Waterborne 2-component lacquer for surface treatment of wood floors in commercial areas with light to moderate traffic intensity. 2026-01-15 This data sheet replaces all previous versions please 1/4 check bona.com to ensure that you have the latest version Technical Data Sheet COATINGS Bona Wave 2K TWO-COMPONENT, WATERBORNE COATING TECHNICAL DATA Product type / base: 2-component waterborne polyurethane topcoat Sheen at 60 : ⁰ Gloss 85 %, Silkmatt 50 %, Matt 20 % Mixing ratio: 1 part Wave Hardener to 1 litre Bona Wave 2K (≈4 vol%) Pot life: 4 hours at 20 °C (shorter if warmer). Dilution: If required, dilute with 4 % Bona Retarder for a longer open time. Drying time: - Ready for sanding/recoating: 2–3 hours* - Light use: 24 hours* - Full hardness: 7 days* *Under normal climate conditions, 20 °C / 60 % RH Application tools: Bona Roller or Swivel Head Applicator. Application rate: 8–10 m²/L (≈100–120 g/m²) per coat. Giscode: W2/DD+ Safety: Lacquer: Unclassified. Hardener: Classified. (see Safety Data Sheet). Cleaning: Wipe tools free from residual material before cleaning with a minimum of water, dried material can be removed with acetone, dispose of all waste at an approved waste disposal facility - do not pour down drains or sewers. Shelf life: Coating: 1 year from date of production in unopened original container. Hardener: 18 months from date of production in unopened original container. Storage/Transport: The temperature must not fall below +5 °C or exceed +30 °C during storage and transport. Disposal: Containers with a minimal amount of dried material may be recycled. All waste must be disposed of at an approved waste disposal facility - do not pour down drains or sewers. Follow all local waste regulations. Pack size: 3 × 5 litres incl. hardener (36 boxes per pallet). Certificates & EMICODE EC 1 Very low emissions. standards: EN 16165 Annex B - R9 (Matt) Additional detailed information is noted in the appropriate Safety Data Sheet. 2026-01-15 This data sheet replaces all previous versions please 2/4 check bona.com to ensure that you have the latest version Technical Data Sheet COATINGS Bona Wave 2K TWO-COMPONENT, WATERBORNE COATING PREPARATION Prior to application the surface must be pre-treated with a Optimal application conditions are between 18–25 °C and waterborne primer from Bona. Ensure floor is acclimatised 30–60 % relative humidity. High temperatures and low to its end-use environment, well sanded, dry and free humidity shorten, low temperatures and high humidity from sanding dust, oil, wax and other contamination. Allow lengthen drying time. Minimum temperature for use is lacquer and hardener to reach room temperature, insert 13 °C. filter and shake the container thoroughly before use. TREATMENT SCHEDULE Standard protocol: Note: It is not recommended to apply more than two full 1 × Bona Primer coats of primer and/or lacquer per day due to risk of 1 × Bona Wave 2K excessive wood swelling. Ensure good ventilation during Light sanding 150 grit drying. Poor drying conditions may reduce product 1 × Bona Wave 2K performance and adhesion. APPLICATION 1) Shake the lacquer can and add the hardener 4) If necessary, make an intermediate sanding using the component. Immediately shake the mixture vigorously for Bona Scrad System P150 grit (or finer) and remove dust 1 minute. before applying a final layer of lacquer. Note: If the Use the mixture directly or at least within 4 hours. If previous layer of lacquer/primer has been allowed more mixing smaller quantities of lacquer, then one section on than 24 hours drying time then an intermediate sanding is the hardener bottle corresponds to 1 litre of lacquer. always required. 2) Apply using a Bona Roller or Swivel Head Applicator at Light foot traffic can be resumed after 8 hours, but the 8–10 m²/L (≈100–120 g/m²). Roll alternately across and surface remains susceptible to scratching and marring with the grain of the wood avoiding accumulations of until fully cured. Full cure is achieved after approximately product. Always maintain a “wet edge” to avoid overlaps. 7 days. Do not cover or damp mop the surface until fully 3) Allow to dry properly before applying further coats. cured. Ensure proper ventilation. 2026-01-15 This data sheet replaces all previous versions please 3/4 check bona.com to ensure that you have the latest version Technical Data Sheet COATINGS Bona Wave 2K TWO-COMPONENT, WATERBORNE COATING MAINTENANCE Cleaning with the correct products is easy; When you Bona Wave 2K product page on bona.com. Detailed choose Bona cleaning and maintenance products you can maintenance instructions are available for both relax knowing that you have chosen the best possible consumers and commercial end users. Please give the product to help you care for your floor. end user a print or digital copy. End user maintenance instructions are available at the IMPORTANT! • Plasticisers found in materials such as carpet underlays, Please note that whilst Bona lacquers are designed to furniture legs, castors and adhesives used for fixing can provide a sealed surface that is resistant to wear, scuffing lead to softening and discolouration. Exposure to hair and spillage, etc. No surface applied finish system can dyes or rubber tyres on cars, cycles and baby strollers prevent physical damage to the timber or “harden” the can lead to permanent, irreversible discolouration of the floor. Indentations in the wood and scratches may be surface. Use protection or completely avoid contact. caused by furniture, dropped items, dog claws, etc., and • Spills should be removed promptly. Unattended spills steps should be taken to reduce the possibility of this may cause cosmetic stains or damage the surface. occurring. The information in this document and all other advice and recommendations that we provide to help and assist the applicator are based on previous experience and extensive testing but makes no claim to be complete. Because of the wide range of possible uses and conditions of application of our products, we do not relieve users from the need to carry out their own trials or to seek technical advice from Bona before use. Bona can only guarantee its products and not the construction as a whole. Observe recommendations from flooring manufacturer and the provisions of relevant standards. 2026-01-15 This data sheet replaces all previous versions please 4/4 check bona.com to ensure that you have the latest version