MT-A7729 is a high-strength, aluminum foil tape that’s primarily used to seal joints for foam core insulation boards and to join and seam flexible air duct seams and connections. With a flame-retardant and cold-weather, acrylic adhesive, the aluminum foil tape provides good reliability across high and low temperatures. The tape also conforms well to a variety of surfaces and provides a strong bond.

APPLICATIONS FOR THE TAPE

The most common applications for the aluminum foil tape include:

• sealing lap joints
• providing a vapor seal on foil faced board
• joining and sealing flexible air duct seams and connections

FEATURES OF THE TAPE

Features of the aluminum foil tape include:

• initial quick stick
• conforms well to a variety of surfaces
• low MVTR (Moisture Vapor Transmission Rate)
• mold resistant
• paper liner is easy to remove and protects the adhesive from contaminants
• coated with a flame retardant, cold weather acrylic adhesive

TAPE ADHESIVE

The tape has an acrylic adhesive.

WEATHER RESISTANCE

The aluminum foil tape is weather resistant:

• cold weather acrylic adhesive
• good reliability across low and high temperatures

TAPE SIZES

The aluminum foil tape is available in the following size:

• 3 inches by 50 yards / 72 mm x 46 m

TAPE COLORS

The aluminum foil tape is available in off white.

WHO USES THE TAPE

The tape is most commonly used by:

• insulation contractors
• HVAC contractors
• general contractors
• appliance contractors
• automotive shops

ECHOtape PART NUMBER

The part number for this tape is MT-A7729.