3M™ Aluminum Foil Tape 431 and 439L is a 2-mil nominal dead soft aluminum foil with transparent acrylic adhesive for many permanent sealing, holding, splicing or masking applications requiring the protection offered by a foil backing.
SHELF LIFE: 365 DAYS
Please note: The shelf life remaining on receipt may be less
- Flame resistant. Meets U.L. 723, Class “L” low flammability rating (File R 7311).
- Meets requirements of F.A.R. 25.853(a).
- Foil backing provides an excellent reflective surface for both heat and light.
- Good ageing performance both indoors and outdoors.
- Low moisture vapour transmission rate offers excellent sealing and patching performance.
- Best results attained when applied to clean dry surface above 32Ã‚Â°F (0Ã‚Â°C).
Orders over £50 placed online will now qualify for FREE UK Mainland delivery*
Orders under £50 placed online for UK Mainland delivery is £6.95*
Orders requiring Pre 10.00am Next Day delivery has also been lowered from £35.00 to £19.50**
International delivery (door to door delivery) is available for selected countries worldwide. Shipping will be automatically calculated based on the weight, location and hazardous nature of the goods. Customers can also choose ex works to arrange their own collection.
Please refer to our delivery page for more information.
Document DownloadsSil-Mid Limited DO NOT GUARANTEE that the information on this page is the most up to date information available from the manufacturer, there are times when updated information is released and we are not made aware immediately.