Polycell Polyfilla Expanding Foam

Fill and seal awkward gaps and holes with Polycells, quick-setting, expanding foam. Formulated for use in both interior and exterior projects the liquid foam fills holes creating a long-lasting seal that insulates against heat, sound, and moisture. Once dry it can be easily trimmed and sanded ready to be painted, filled, or plastered.

• Fast setting
• Insulates against heat, sound, and moisture
• 360° application
• Contains a CFC – free propellant

Always ensure the surface to be painted is clean, dry, and free from any contaminates. Cover surrounding areas and mask off any brickwork.

Always follow the manufacturer's instructions found on the packaging. Test on a small area of the surface to ensure compatibility.

• Do not apply in temperatures below 5°C or above 25°C.
• Carefully screw the nozzle fully onto the valve, do not force.
• Moisten the surface to be filled to help the foam cure and expand.
• Shake can vigorously approx 30 times.
• Apply light pressure to begin, to ensure the valve is working.
• Start filling from the lowest point, shaking can occasionally during use. Foam will expand 2.5 times the initial volume.
• If building up in layers, spray lightly with water between layers to help fully cure.
• Remove any foam spillage immediately with nail varnish remover.
• Foam will be tack free from 15 minutes and surface dry in 30 minutes. It can be cut, sanded or painted after 12 hours.

If exposed to sunlight the foam must be painted or over-coated.

Q. Can Polycell Polyfilla Expanding Foam be used to wedge things apart and withstand pressure?

A. No, this expanding foam is designed to fill and seal hollow areas, cavities and gaps it is not to be used to wedge things apart.

Q. Can Polycell Polyfilla Expanding Foam withstand heat?

A. Yes, Polycell has been formulated to be able to insulate against heat, sound and moisture so it can be used around central heating pipework.

Q. What can I use to clean up spillages of Polycell Polyfilla Expanding Foam?

A. You can clean this up by using acetone or nail varnish remover that includes acetone.

Delivery - All orders placed on a working day before 3pm will be dispatched on the same day for next working day delivery. Orders placed before 3pm on Friday will be delivered on Monday (excluding bank holidays). Orders placed on weekends and Bank Holidays will be dispatched on the next working day. 

Delivery of Tinted Products - Tinted paints are dispatched in line with our express order process, shown below. However, due to their bespoke nature, please allow up to an additional 5 working days to accommodate any potential courier delays or delivery issues before receiving a refund or replacement.

We strongly suggest customers avoid booking tradespeople until they receive their order. Next Day Paint will not be held liable for any costs incurred due to order processing errors, delivery delays, or other issues that may result in financial loss.

Delivery Options

Express Shipping - £3.99

Order by: 3pm, Monday - Sunday

Expected delivery: Next working day, 8am - 9pm

Orders placed on weekends or bank holidays will be dispatched on the next working day for delivery on the following day

AM Delivery - £12.99

Order by: 2pm, Monday - Sunday

Expected delivery: Next working day by 2pm

Orders placed on weekends or bank holidays will be dispatched on the next working day for delivery on the following AM

Late Cut-Off - £5.99

Order by: 4pm, Monday - Friday 

Expected delivery: Next working day, 8am - 9pm

Orders placed on weekends or bank holidays will be dispatched on the next working day for delivery on the following day

Saturday Delivery - £9.95

Order by: 2pm, Friday 

Expected delivery: Saturday, 8am - 9pm

Standard Delivery (Out of Zone Postcodes Only) - £6.99

Order by: 3pm, Monday - Sunday 

Expected delivery:  3-5  working days, 8am - 9pm

Orders placed on weekends or bank holidays will be dispatched on the next working day for delivery on the following day

We do not deliver to the Channel Islands or the Republic of Ireland

Certain postcodes delivery times and charges may vary please head to the cart to see your available delivery options.

Returns

We offer a 14 day money back guarantee for all goods shipped correctly that are not required. If the item is not required, please send the item back for a full refund in its original condition, unused with its original packaging. Please note return for unwanted item is at your own expense.

Contact us as soon as possible to inform us you will be returning the product either by a contact form or by calling our team on 0161 960 0217.

All tinted paint purchases are final and non-refundable. If you're unsure about your selection, please refer to the product listing or contact us for guidance before ordering. Once mixed, tinted paints cannot be returned or refunded, regardless of delivery delays or changes in circumstances.

While we aim to meet delivery timelines, we are not responsible for delays caused by couriers, weather, or other external factors.

We recommend ordering samples or colour charts before purchasing. While we strive to represent colours accurately, screen settings and surface types can affect appearance. Opened tins cannot be returned due to dissatisfaction with colour.

For non-tinted products, we offer a 14-day money-back guarantee. Items must be returned unused, in original condition and packaging, at your own expense.

Damaged Paint

Please visit our damages page, where we can help resolve the issue for you. 

Incorrect Item

If we have sent you a different item from what you ordered, we will be happy to organise an exchange for the correct goods at no extra charge to yourself, please get in touch to organise this.

Faulty Items

Faulty items can be refunded or exchanged within 30 days. All returns are tested, and if no fault is found, no refund will be issued you'll have the option to have the item returned. For faults discovered after 30 days, please contact the manufacturer for further support.