Features

• 🛡️ Extended protection — guards against mould and mildew growth on paint film for up to 5 years

• 🎨 Superior adhesion — bonds strongly to glossy and solvent-based paints, ensuring lasting durability

• 🧱 Versatile use — suitable for interior walls, ceilings, plaster, and previously painted surfaces

• ⚡ Seals & strengthens — penetrates porous surfaces for a uniform finish and improved topcoat adhesion

• 🛠️ Larger 2.5L pack — ideal for big decorating projects and professional trade use

Description
The Zinsser Gardz Sealer Primer (2.5L) delivers professional-grade mould and mildew protection, guaranteeing clean, long-lasting interior finishes for up to 5 years. Designed to bond to solvent-based and glossy paints, this sealer primer ensures strong adhesion and prevents peeling or flaking. Its advanced formula also penetrates porous surfaces, sealing and strengthening them to create a uniform base for topcoats. Perfect for walls, ceilings, plaster and painted interiors, Zinsser Gardz is a trusted choice for both DIY and trade projects. Supplied in a generous 2.5L can – Pack of 1 – to cover larger decorating jobs with ease.

Our Delivery Options

Express 2/4 Day Delivery

• Delivery Fee:
• Order By: 
• Delivery Time: Before 6pm Monday-Friday

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Next Business Day Delivery

• Delivery Fee:
• Order By: 
• Delivery Time: Before 6pm Monday-Friday

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Pre-12 Next Business Day Delivery

• Delivery Fee: £12.99 delivery for all pre-12 orders
• Order By: 
• Delivery Time: Before 12pm Monday-Friday

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Remote Areas Delivery

• Delivery Fee:
• Order By: 
• Delivery Time: Standard delivery (2-4 days)

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Weekend Delivery

• Delivery Fee:
• Order By:
• Delivery Time: Before 6pm Saturday

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Good To Know

For orders to some addresses, especially in the Highlands of Scotland and Offshore, next day delivery options are not available and delivery can take several days. Saturday delivery is not available for remote areas.

Items over 30kg: Items over 30kg can only be delivered from Monday to Friday. If ordered before 3pm, please allow up to two business days for delivery. Orders placed after 6pm Thursday will be delivered after the weekend.