3M™ Aluminium Foil Tape 431 is a soft aluminium foil with transparent acrylic adhesive for many permanent sealing, holding, splicing or masking applications requiring the protection offered by a foil backing for splicing, holding or masking applications. Our tape with acrylic adhesive is non-degradable – flame, moisture and weather resistant. Thermally conductive, it’s heat and light reflective, heating and cooling efficient.
Get flame, moisture and weather resistance
Use for heating and cooling with its thermally conductive properties
Reflect heat and light effectively with foil backing
Robust acrylic adhesive and foil backing provide long service life both indoors and out