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🛠️ Seal smart, save big — the ultimate gap-filler for a cozier, energy-efficient home!
Inspired Essentials Expanding Foam Filler is a 500ml polyurethane spray foam designed to expand and seal gaps, cracks, and voids around your home. Compatible with multiple surfaces including metal, wood, and concrete, it provides superior thermal insulation and water repellency. Ideal for reducing drafts and improving energy efficiency, this compact foam spray is a must-have for professional-grade DIY insulation and bonding tasks.





| ASIN | B0BYT1VG68 |
| Best Sellers Rank | 235,930 in DIY & Tools ( See Top 100 in DIY & Tools ) 245 in Expanding Foams |
| Brand | Inspired Essentials |
| Colour | White |
| Compatible Material | Metal, Wood, Concrete, Glass, Plastic, Composite Materials |
| Customer Reviews | 4.1 4.1 out of 5 stars (30) |
| Included Components | Expanding Spray |
| Item Dimensions | 24 x 6 x 8 centimetres |
| Item Form | Foam |
| Item Type Name | Expanding Foam |
| Manufacturer | Inspired Essentials |
| Manufacturer Part Number | IE_2999 |
| Material | Polyurethane |
| Model Number | 5060168465771 |
| Number of Items | 1 |
| Style Name | Compact |
| Surface Recommendation | Floor, Wall |
| Unit Count | 500.0 millilitre |
| Water Resistance Level | Water Repellent |
W**E
Money Saver!
Despite the radiator, our hallway has always been cooler, and I suspected this had something to do with the front door, but until recent gas price increases, I never gave it much thought. After inspecting the door and frame, it became apparent that there was air flow coming in from under the threshold. It wasn't sitting flush to the floor - I won't go into detail - but now, I have filled the cavity with this stuff and I am astounded as to how effective it has been at holding the cold air at bay. Now I keep having to turn the thermostat down. Upstairs warms up and stays warm. For less than £6.00, I'm probably saving a small fortune!
D**R
Expanding foam
Appears ideal for an expanding foam
J**H
Drys up too quickly. Tube hardens and gets stuck.
I bought 4 of these. I had to make sure I used the whole can on the second try, the first can dried up too quickly, i had to bin it. if I leave the job for just a minute the foam seems to get stuck or dry up quickly in the tube. It's hard to squeeze out. I had waste the first can and made sure I quickly used the second one to it's end so I didn't waste it. I still felt though, there was more foam dried up in the second tin. Doesn't keep for very long.
T**L
Very happy
Very happy
W**S
expanding foam
would like instructions on can a bit larger. Excellent product but found it difficult to stop mid use. Would buy again. Fair price
K**X
Foam
Very good
A**R
Expanding foam
Quality product
U**U
Garbage
Trickles out whilst leaking at base of tube. Garbage
Trustpilot
1 month ago
2 weeks ago