OEM Reflective Insulation Membrane
PAC KING Reflective Insulation Membrane is an advanced radiant barrier engineered for ultimate thermal control. By utilizing a highly reflective aluminum foil surface with extremely low emissivity, it effectively blocks infrared heat radiation from penetrating roofs and walls, significantly reducing cooling energy costs and maintaining a comfortable indoor environment year-round.

Technical Specifications (Data Sheet)
Designed to disrupt the path of radiant heat transfer. Unlike traditional mass insulation that only absorbs heat, our reflective membrane actively bounces solar radiation away from the building envelope.
| Surface Material | High-Purity Aluminum Foil Composite |
|---|---|
| Thermal Emissivity | Extremely Low (Prevents downward heat radiation) |
| Infrared Reflectivity | Reflects up to 97% of radiant heat |
| Core Function | Thermal Insulation & Radiant Barrier |
| Primary Applications | Roof spaces, attic floors, and exterior wall cladding |
| Environmental Impact | Significantly reduces HVAC cooling loads and energy bills |
| Standard Roll Sizes | [Customizable for OEMs - e.g., 1.2m x 50m] |
The Science of Thermal Insulation
Understanding the heat insulation route is crucial for maximizing building energy efficiency in hot climates or summer months.
How the Radiant Barrier Works
When solar electromagnetic waves (infrared rays) strike external roofing tiles, the tiles absorb the energy and heat up drastically. This thermal energy is then transferred downwards toward the interior.
When this heat reaches the aluminum foil surface of the PAC KING Reflective Membrane, its low-emissivity property prevents it from radiating that heat into the attic or living space. Instead, it reflects the radiant heat back out, keeping the indoor environment cool and comfortable.
Without a reflective membrane, the roof structure acts as a massive heat source, continuously radiating absorbed solar energy indoors. With our membrane, the heat transfer cycle is broken, leading to substantial energy savings.

Why Choose PAC KING Reflective Membrane?
Superior Heat Reflection
Engineered to reflect the vast majority of radiant heat, serving as a powerful shield against intense summer solar radiation.
Drastic AC Cost Reduction
By preventing roofs and walls from acting as secondary heat radiators, it lowers indoor temperatures, cutting down air conditioning expenses.
Lightweight & Easy Installation
Flexible and highly durable composite structure that will not tear easily, allowing for rapid deployment under metal, tile, or shingle roofs.
Global OEM Customization Capabilities
We provide high-capacity, factory-direct manufacturing for B2B building material distributors and commercial insulation contractors worldwide.
Custom Structures
Available in single-sided foil, double-sided foil, or reinforced with woven/bubble backing based on your regional market requirements.
Private Label Branding
Enhance your local market presence with custom logo printing on the membrane surface and tailored retail packaging.
Volume Export
Stable supply chain supporting bulk 20ft and 40HQ container shipments, ensuring you have inventory during peak construction seasons.
Frequently Asked Questions
How does a reflective membrane differ from traditional insulation?
Traditional insulation (like fiberglass or foam) works by slowing down conductive heat transfer and absorbing heat. A reflective membrane works by reflecting infrared radiation away, preventing the structure from absorbing the heat in the first place.
Where is the best place to install a reflective membrane?
It is most effective when installed directly under the roofing material (creating an airspace) or integrated into exterior wall cavities. The foil surface must face an air space to properly reflect radiant heat.
Will this help keep the building warm in the winter?
Yes. While its primary function is keeping solar heat out during summer, the low-emissivity aluminum surface also helps prevent indoor radiant heat from escaping through the roof during cold winter months.
Source Direct from the Manufacturer
Lower your procurement costs with PAC KING factory-direct pricing. Contact us today for technical specs, samples, and container shipping quotes.







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