Vapor barrier foil is a high-performance moisture-proof barrier material with aluminum foil as its core material. It is widely used in building insulation, heating, ventilation, air conditioning (HVAC), cold chain transportation, and industrial insulation systems. Its main function is to effectively prevent water vapor penetration, protect the internal materials of the structure from moisture erosion, and thus improve the overall system’s durability and insulation performance.

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Description

Product Features

• Superior Moisture Barrier Properties

Aluminum foil has near-zero moisture permeability, effectively preventing moisture penetration and condensation.

• Excellent Corrosion Resistance

The surface can be treated with anti-corrosion coatings, making it suitable for harsh environments such as high humidity and high salt spray.

• Good Heat Reflectivity

Aluminum foil can reflect up to 95% or more of radiant heat, improving the efficiency of insulation systems.

• High Strength and Durability

After being reinforced with composite materials, it possesses excellent tear and puncture resistance.

• Lightweight and Easy to Install

The material is lightweight and can be cut, laminated, or wrapped, making it suitable for complex structural installations.

Specifications

Item	Parameter Range
Aluminum Alloy	1100 / 1235 / 3003 / 8011
Temper	O / H14 / H18 / H22 / H24
Aluminum Foil Thickness	6–50 μm
Total Thickness	0.05–0.2 mm
Width	1,000–1,500 mm
Structure Type	Aluminum foil+PE. Aluminum foil+PET+PE. PET+ Aluminum foil+PE.
Surface Finish	Mill finish / Embossed / Coated (PE / anti-corrosion coating)

Typical Application Areas

• Building Insulation Systems

Used for moisture and vapor barrier protection in wall, roof, and floor insulation layers.

• HVAC Systems

Covering air ducts and air conditioning pipes to prevent condensation.

• Refrigerated Trucks and Cold Storage

As a key vapor barrier layer in the insulation structure, enhancing the stability of the cold chain system.

• Industrial Insulation Engineering

Used for external protection and vapor barrier protection of pipes, tanks, and equipment.

Why Choose Us – Professional Manufacturer

• Our production facilities include a smelter, hot rolling mill, cold rolling mill, and annealing workshop, ensuring consistent and reliable quality at every stage.

• We produce aluminum coils, strips, and sheets in various specifications to meet diverse technical and dimensional requirements, flexibly catering to the needs of different industries.

• In addition, we offer comprehensive reprocessing technologies to improve product surface performance. We provide customized solutions for applications such as packaging, construction, transportation, and industrial manufacturing.

A complete quality supervision system is established across the entire production process. A digital platform enables real-time monitoring and full data traceability, from raw material inspection to finished product delivery. Systematic testing is carried out on physical properties, chemical properties, and optical properties, ensuring consistent performance in strength, stability, composition accuracy, and surface quality, and providing reliable quality assurance.

• To ensure products arrive undamaged, we offer customized packaging solutions based on product type and customer needs. Products are securely packaged using protective film, waterproof packaging, and reinforced pallets, meeting international shipping standards.