2 x 60 yds. 3M - 425 Aluminum Foil Tape

This premium-grade 3M-425 aluminum foil tape offers excellent thermal conductivity, enhancing heating or cooling efficiency. It serves as a waterproof barrier and protects against air leaks. The tape has an aluminum backing with an acrylic adhesive. It's flame-resistant, reflects heat and light, and magnifies light sources for better visibility. It resists ultraviolet degradation for long-lasting performance and meets UL 723, Class L File R 7311 and UL 764c standards.

To use this 3M-425 aluminum foil tape, first make sure the surface is clean and dry. Then, cut the tape to the desired length and apply it firmly to the area. For best results, smooth out any air bubbles as you go. When storing the tape, keep it in a cool, dry place away from direct sunlight. Avoid using it on surfaces that are extremely hot or wet. If the tape gets dirty, you can gently wipe it with a damp cloth. This tape is a great choice for improving heating or cooling efficiency and protecting against air leaks and water damage.