SikaWall 191 Base High Performance Cementitious Base Coat For Internal Wall 25kg (Grey)

Description

SikaWall®-191 Base is a high-performance, cementitious base coat designed for internal wall applications. It is formulated to provide a smooth, durable, and stable surface for subsequent finishing coats. This product ensures excellent adhesion, workability, and durability. It can be applied on concrete, blockwork, or plaster surfaces as a base layer before painting or applying decorative finishes.

Uses

SikaWall®-191 Base is a fast and economical way to level uneven substrates such as concrete, aerated concrete, hollow block walls, light-weight blocks, etc.

Characteristics/Advantages

• Greater durability and flexibility
• Quick drying and easy to apply
• Thickness of the plaster can be varied to minimise wastage
• Non-combustible
• Non-cracking when applied at correct thickness and properly cured
• Easy to mix – just add water
• Good adhesion
• Can be applied by spraying

Product Information

• Product Name: SikaWall®-191 Base
• Type: Cementitious base coat for internal walls
• Colour: Grey
• Packaging: 25 kg bag
• Appearance: Fine cement-based powder
• Mixing Ratio: As per manufacturer’s instructions (typically with clean water)
• Application Method: Manual or spray application
• Surface Type: Concrete, blockwork, plaster, brickwork
• Coverage: Approx. 1.2 – 1.5 kg/m² per mm thickness (varies by surface)
• Shelf Life: Typically 6 months (in original unopened packaging)
• Storage: Store in cool, dry conditions, away from moisture

Features

• High-performance bonding to various substrates
• Smooth and consistent application
• Good sag resistance for vertical surfaces
• Compatible with multiple types of top coats
• Low shrinkage and cracking tendency
• Grey and white variants to suit finishing needs
• Easy to mix and apply

Advantages

• Provides a stable and uniform surface for finishing layers
• Enhances adhesion of paints, plasters, or decorative coats
• Reduces surface imperfections and irregularities
• Improves the durability and lifespan of wall finishes
• Economical and efficient coverage
• Environmentally friendly cement-based formulation

Uses / Application

As a base coat for internal wall plastering on:

• Concrete surfaces
• Masonry walls
• Brickwork
• Blockwork
• Levelling and smoothing uneven surfaces before final finishing
• Ideal underlay for paint systems or decorative plasters
• Suitable for renovation and repair works to prepare old walls for re-finishing