Features & Benefits
• 🧱 Expands Up to 30x – Fills and seals large gaps, cracks, and cavities, creating a secure thermal and acoustic barrier.
• ⚡ Fast Curing & Easy to Apply – Hand-held aerosol can allows precise control and quick-drying performance for faster project completion.
• 🎨 Finishing Versatility – Once cured, the foam can be sawn, sanded, painted, or plastered for a neat, professional finish.
• 🔇 Thermal & Acoustic Insulation – Provides excellent heat and sound insulation in both interior and exterior environments.
• 🌿 CFC-Free & Includes Gloves – Environmentally friendly formulation supplied with a pair of gloves for safe, convenient use.

Description
The TIMCO 750ml B3 General Purpose Fill & Fix Expanding PU Foam (Hand Held) is a high-performance polyurethane foam designed for professional builders and DIY users alike. This easy-to-use aerosol can delivers powerful expansion—up to 30 times its original volume—ensuring complete filling of irregular gaps and voids. Ideal for insulation, draught-proofing, and sound reduction around windows, doors, and pipework. The cured foam can be cut, sanded, plastered, or painted for a clean finish. CFC-free and suitable for both interior and exterior use, this foam offers dependable adhesion and long-lasting durability.

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.