Decco MicroTop MAX

heydecco — Premium 2-Component System MicroTop MAX Two-component polyurethane microcement — maximum performance for floors, walls, and ceilings, indoors and outdoors. decco MicroTop MAX is a ready-to-use, two-component polyurethane microcement paste designed as a continuous, thin decorative coating for floors and walls, both indoors and outdoors. Its excellent workability, waterproofness, and extreme hardness make it the highest-performance microcement in the decco lineup. Available in three grain sizes: Coarse, Medium, and Fine. Key Properties Extreme hardness Highest structural hardness in the industry — compressive strength G ≥ 65 / M ≥ 55 / F ≥ 45 N/mm². Interior & exterior UV and aging resistant — suitable for terraces, garages, outdoor spaces, and commercial areas. Waterproof (with sealer) Resistant to water, grease, and oil when sealed with decco Ultra Seal. W2 liquid water rating. High adhesion Bonds to concrete, tile, porcelain, stone, wood, metal — no demolition required. Antistatic & breathable Permeable to water vapor, antistatic, low maintenance. Aseptic — resists viruses, bacteria, and fungi. 40 colors · 4 intensities Full Classic and Nature collections with UV-resistant pigments. 4 intensity levels per color. Available Grain Sizes Coarse Particle size: 400 µm Heavy texture, raw concrete aesthetic. Best for base layers, high-grip floors, and industrial surfaces. Medium Particle size: 300 µm Industrial concrete look, moderate texture. Ideal for high-traffic floors and commercial spaces. Fine Particle size: 80 µm Smooth, refined architectural finish. Perfect for walls, countertops, and premium floors. Coverage Per Coat Coarse — 8 kg pail ~ sq ft ~0.7 kg/m² per coat Medium — 8 kg pail ~ sq ft ~0.7 kg/m² per coat Fine — 8 kg pail ~ sq ft ~0.3 kg/m² per coat Coarse — 10.5 kg pail ~100-150 sq ft PER COAT 24 lbs Medium — 10.5 kg pail ~250-300 sq ft PER COAT  24 lbs Fine — 10.5 kg pail ~300-400 sq ft PER COAT 24 lbs Applications Floors & walls (indoor) Terraces & outdoor floors Shops, offices, restaurants Garages & industrial areas Countertops & furniture New construction & renovation Substrate Preparation Substrate type Primer to use Porous (mortar, plaster, drywall) decco Primer — pure or diluted 1:1 on highly porous surfaces Non-porous (ceramic, marble, mosaic) decco Primer GRIP — apply with short-nap roller Application Process Step Process 1 Prepare substrate — solid, clean, dry, free of dust, grease, or paint. Repair all cracks and fissures. 2 Apply appropriate primer (Primer or Primer GRIP depending on substrate). Allow to dry fully. 3 Add Part B and corresponding pigment into Part A. Mix with low-speed mechanical stirrer (300–500 rpm) for 3 minutes. Rest 2 minutes, then mix again. 4 Apply 1st coat of MicroTop MAX BASE (Coarse or Medium). Work thin and even with a steel trowel. 5 After 4–6 hours, apply 2nd coat. Sand with 120–180 grit, remove dust, and clean thoroughly. 6 Apply 1st coat of MicroTop MAX MEDIUM or FINE depending on desired finish. 7 After 4–6 hours, apply 2nd coat. Sand with 200–240 grit between coats. 8 Optional: apply 3rd coat for a perfectly levelled surface. 9 Pre-seal with 1 coat of decco Eco Seal. Let dry 1 hour. 10 Apply 2–3 coats of decco Ultra Seal or Ultra Seal MAX, 4–6 hrs between coats. 11 Wait 24 hours for standard foot traffic. Wait 7 days for high-transit traffic or wet cleaning. Technical Data Property Details Product type Ready-to-use 2-component polyurethane microcement Appearance Neutral white paste Solids content 75% Pot life after mixing ±45 minutes Total thickness 1–3 mm (1/32"–1/8") Adhesion strength ≥ 2.5 N/mm² (UNE-EN 13892-8:2003) Compression (Coarse/Med/Fine) G ≥ 65 / M ≥ 55 / F ≥ 45 N/mm² Flexural strength ≥ 10 N/mm² Liquid water resistance W2 (UNE-EN 1062-3:2008) Fire reaction BFL-s1 (EN 13501-1) Min. application temp 5°C (40°F) Max. application temp 30°C (85°F) Storage 10°C–30°C, dry place, away from sunlight Shelf life 6 months from manufacturing date (unopened) Available colors 40 colors · 4 intensities · UV-resistant pigments Not suitable for Immersion or swimming pools Downloads MicroTop MAX Product Data Sheet PDF — full technical specifications, coverage, application instructions Color Chart 2026 — 40 Colors PDF — Classic & Nature collections with color intensity guide Product Catalog PDF — full heydecco product range & system overview MicroTop MAX uses a 45-minute pot life — once Part A and B are mixed, work efficiently. Only mix what you can apply in one session. For best results, apply in thin coats and always sand between layers. Not suitable for pools or permanent water immersion. Always seal with decco Ultra Seal or Ultra Seal MAX for waterproofing. Wear a mask, rubber gloves, and safety glasses during mixing and application.