HVAC Aluminum Tape

Professional 50um Aluminum Foil Tape for High-Efficiency Duct Sealing

HVAC Aluminum Tape is a high-performance aluminum foil tape engineered for sealing, insulating, and repairing HVAC duct systems. Manufactured with a 50μm (2.0 mil) aluminum foil backing and coated with a durable acrylic adhesive, this tape delivers strong adhesion, long-term durability, and superior resistance to temperature, moisture, and mechanical stress.

With a total thickness of 90μm (3.6 mil) and a service temperature range of -30°C to +150°C, this HVAC aluminum foil tape ensures reliable performance in both hot and cold environments. It is specifically designed to improve duct sealing efficiency, prevent air leakage, and maintain system integrity.

Aluminum Foil Tape Description

HVAC Aluminum Tape is a professional-grade aluminum tape for ductwork used to seal joints, seams, and insulation in heating, ventilation, and air conditioning systems. The aluminum backing reflects heat and light, enhancing thermal efficiency, while the acrylic adhesive provides strong bonding strength and long-term holding power.

Its moisture-resistant properties and low vapor transmission rate make it suitable for environments exposed to condensation and humidity. The tape is also designed to resist tearing during installation and withstand mechanical vibration commonly found in HVAC systems.
Features & Benefits
- Superior Thermal Reflection: The polished aluminum backing provides excellent reflection of both heat and light, enhancing the thermal efficiency of the entire system.
- Airtight & Permanent Bond: Features a high-quality adhesive with super-strong holding power, specifically designed for sealing Foil-Scrim-Kraft (FSK) facing joints and seams.
- Ultimate Vapor Barrier: With an exceptionally low moisture vapor transmission rate, this tape acts as an excellent vapor barrier, preventing condensation and moisture from seeping into insulation.
- Extreme Temperature Resistance: Maintains a reliable bond in diverse climates and environments, ranging from freezing conditions to high-heat industrial applications.
- Durability & Strength: Engineered to resist tearing during application while remaining flexible enough to handle the mechanical vibrations found in active HVAC systems.
- Long-Term Reliability: Unlike fabric-backed tapes, this aluminum foil tape does not shrink, shrivel, dry out, or crack over time.

Applications

The AFA5090 aluminum tape for ductwork is essential for high-stakes maintenance and installation:
- Sealing Joints and Seams: Permanently seals metal ductwork joints to prevent air leaks and maintain system pressure.
- Insulation Security: Used to secure and seal insulation materials to ductwork, ensuring a continuous thermal shield and moisture barrier.
- Metal Repairs: Ideal for quick, durable repairs on metal ducts, vents, and other HVAC components.
- FSK Facing: Specifically optimized for bonding to Foil-Scrim-Kraft insulation surfaces.

Properties

PROPERTIES	METRIC	ENGLISH	TEST METHOD
Backing Thickness	50Micron	2.0Mil	PSTC-133 / ASTM D 3652
Total Thickness	90Micron	3.6Mil	PSTC-133 / ASTM D 3652
Adhesion to Steel	20N/25mm	72Oz./In.	PSTC-101 / ASTM D 3330
Tensile Strength	75 N/25mm	17.0Lb/In	PSTC-131 / ASTM D 3759
Elongation	3.0%	3.0%	PSTC-131 / ASTM D 3759
Service Temperature	-30℃ to +150℃	-22℉ to +302℉
Applying Temperature	-10℃ to +40℃	+50℉ to +105℉

Roll Size

Finish Roll:

50mm x 50m 2” x 55yds

75mm x 50m 3” x 55yds

Log Roll: 1020mm x 50m

Jumbo Roll: 1020mm x 3000m

FAQ:

Q1: Why should I use HVAC aluminum tape instead of standard gray duct tape?
A: Standard cloth duct tape is not suitable for AC duct sealing because its rubber adhesive dries out and cracks under temperature changes. This hvac aluminum foil tape uses a specialized acrylic adhesive that stays permanent and provides a complete vapor barrier.

Q2: Can this tape handle high temperatures in an attic or furnace area?
A: Yes. It is rated for temperatures up to +150°C, ensuring it remains secure even in the hottest HVAC environments.

Q3: Will this tape prevent energy loss?
A: Absolutely. Leaky ducts are a major cause of energy loss. Using a professional-grade aluminum tape for ductwork ensures an airtight seal that keeps conditioned air inside your vents.

Q4: Is it moisture resistant?
A: Yes. The combination of aluminum foil and acrylic adhesive provides excellent resistance to moisture and many chemicals, preventing mold-related problems and system degradation.