Sika Top Seal 109 Polymer-Modified, Flexible, Cementitious Waterproofing Coating 36KG (Part A: 10KG + Part B: 26KG)

SikaTop® Seal-109 MY is a two-part, polymer-modified flexible cementitious waterproofing coating. It forms a seamless waterproof membrane that helps prevent water penetration and bridges minor cracks.

Specifications

• Type: Flexible Cementitious Waterproofing Coating
• Part A: White Liquid
• Part B: Grey Powder
• Mixed Colour: Dark Grey Slurry
• Pack Size: 36KG Set (10KG Part A + 26KG Part B)
• Density: 1.7 – 1.9 kg/L
• Crack Bridging: Up to 1 mm at +20°C
• Certification: Singapore Green Label

Uses

Suitable for:

• Bathrooms & Shower Areas
• Wet Kitchens & Laundries
• Balconies & Terraces
• Planter Boxes & RC Gutters
• Car Parks & Bridges
• Water Tanks & Swimming Pools
• Basements & Retaining Walls
• Wastewater Treatment Plants

Features

• Flexible & Crack Bridging
• Excellent Waterproofing Protection
• Strong Adhesion to Concrete & Masonry
• Reduces Carbon Dioxide Penetration
• Frost & Salt Resistant
• Non-Toxic & Safe for Potable Water
• Easy to Mix & Apply
• Suitable for Damp Substrates

Application

1. Clean and pre-wet the surface.
2. Pour Part A into a mixing container.
3. Slowly add Part B while mixing for about 3 minutes.
4. Apply the first coat using a brush, roller, broom, or squeegee.
5. Apply the second coat after 2–6 hours.
6. Use a minimum of 2 coats (3 coats for high water pressure areas).
7. Protect coating and cure for 3–5 days.