Plascon Master Prep Plaster Primer – Light Grey, 5L

Plascon Master Prep Water-Based Grey Economy Primer is engineered for masonry surfaces, offering dependable adhesion and surface sealing. Manufactured by Kansai Plascon, this primer ensures vivid colour finishes by evening out porosity and providing a breathable, low-odour base coat. With its quick drying time and eco-friendly low VOC formulation, it is ideal for homeowners and contractors working on small to medium projects. Delivery is available nationwide with flat-rate courier options and free zones for qualifying orders.

Plascon Master Prep Plaster Primer Benefits and Features

• Low VOC: Safe and eco-friendly application
• Quick drying: Touch dry in 30 minutes, recoat in 1 hour
• Seals porosity: Ensures vivid colour topcoats
• Excellent adhesion: Strong bond to cement plaster and concrete
• Breathable: Allows moisture to escape naturally
• Low odour: Comfortable for indoor use
• Good obliteration: Reliable coverage with fewer coats
• Compact 5L packaging: Perfect for smaller projects

Steps to Follow For Applying Plascon Master Prep Plaster Primer

Preparation

• Ensure surfaces are dry, firm, and free from dust, grease, and oil
• Remove contaminants with Plascon Aquasolv Degreaser (GR 1) and rinse thoroughly
• Fill defects with Polycell Polyfilla before priming
• Not suitable for gypsum or moisture-prone areas

How to Apply the Plascon Master Prep Plaster Primer

• Stir thoroughly before use
• Apply by brush, roller, or airless spray without thinning
• Maintain a wet edge to avoid lap marks
• Observe overcoating times for best adhesion

Cleanup

• Wash tools with clean water immediately after use
• Store product away from direct sunlight and severe cold
• Dispose of empty containers responsibly

A Few Scenarios Where the Product Can Be Used

• Priming new cement plaster walls
• Preparing concrete surfaces for vivid colour finishes
• Sealing porous brickwork in exterior projects
• Fibre-cement boards in residential or commercial builds

Other Products You Might Like for Your Painting Project:

• Brushes
• Tray Sets
• Other Plascon Products

Health and Safety

Ensure good ventilation during application and drying. Avoid painting in temperatures below 10 °C or during inclement weather. In case of skin contact, wash with soap and water. Avoid eye contact; rinse immediately with clean water if exposed. Harmful if swallowed – seek medical attention immediately. Keep out of reach of children and refer to the Safety Data Sheet for complete guidelines. Please share your experience by leaving a review.

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