Mar 10, 2026
For decades, European architects, energy consultants, and retrofit contractors have faced a nearly impossible dilemma: How do you upgrade the thermal performance of a historic building without destroying its facade or sacrificing valuable interior living space?
Traditional Internal Wall Insulation (IWI) systems using thick PIR, EPS, or mineral wool are a nightmare for tight spaces. An 80mm layer of traditional foam not only eats up precious square footage but often leads to trapped moisture, interstitial condensation, and eventual black mold.
Enter the game-changer: the MgO-Aerogel Composite Insulation Panel by Hebei Woqin.

Many cheap aerogel panels on the market use standard double-sided tape or chemical adhesives to bind the aerogel to a facing board. Experienced contractors know this is a fatal flaw: aerogel naturally sheds silica dust, causing glued boards to delaminate and fall off the wall within a few years.
We solved this with a permanent, physical-interlocking structure:
The Facing (5mm - 15mm): High-strength, Class A1 non-combustible Magnesium Oxide (MgO) board.
The Core (10mm - 20mm): Pure Silica Aerogel Blanket delivering an astonishing thermal conductivity of 0.016 W/(m·K) (at 0℃)—providing nearly 3 times the insulating performance of traditional mineral wool at the exact same thickness.
The Backing (Our Secret Weapon): A polymer-modified mortar embedded with a fiberglass mesh.
Instead of relying on weak glue, our mortar-mesh backing physically locks the aerogel fibers in place. On the job site, your team simply applies standard adhesive mortar directly to this rough mesh backing. It fuses with the existing wall—one material, one solid bond, guaranteed for decades.
Older European buildings need to "breathe." Unlike closed-cell PIR boards that trap humidity, both our MgO board and aerogel core are highly vapour-permeable (vapour open) yet hydrophobic (water-repellent). This allows natural moisture vapor to pass through without condensing inside the wall structure, keeping your heritage brick or stone walls completely dry and mold-free.
If you use standard 12.5mm plasterboard (gypsum) in high-traffic areas like corridors, schools, or hospitals, one accidental bump can crack the wall. Our MgO board boasts a flexural strength of over 15 MPa and easily withstands severe-duty impact forces. It acts as an indestructible armor shield for the aerogel, surviving heavy impacts while remaining lightweight for easy handling.
Following stricter European building codes, fire safety is non-negotiable. Our composite panel is Euroclass A1 Non-combustible. In the event of a fire, it will not burn, it will not contribute to flame spread, and most importantly, it emits ZERO toxic smoke.
By utilizing aerogel, you can replace an 80mm traditional insulation buildup with just a 15mm-25mm total composite panel. Furthermore, it cuts labor costs by 50%: no complex stud walls or framing are needed. Simply cut the panel with standard woodworking tools and use the "glue-and-stick" method directly onto the masonry.
Consider a recent historic retrofit project of a Grade II listed Georgian townhouse in central London. The local council strictly prohibited exterior alterations.
To achieve the required U-values using traditional PIR boards, the contractor would have needed to build 80mm stud walls on the interior perimeter. In a property where real estate is valued at over £15,000 per square meter, losing 80mm along every external wall meant losing tens of thousands of pounds in property value (Carpet Area).
By switching to our 15mm MgO-Aerogel Composite Panel, the contractor met the strict thermal regulations using the simple "glue-and-stick" method, eliminated the risk of interstitial condensation in the 200-year-old brickwork, and preserved nearly 100% of the valuable interior floor space. The extra space saved paid for the premium insulation material many times over.
If you have been purchasing European-branded low-thickness composite panels, you are likely paying a massive premium for the brand name.
Hebei Woqin is a direct source factory in China. We manufacture the core aerogel and composite the panels in-house. Whether you are a retrofit contractor, an energy auditor, or an insulation distributor looking to protect your profit margins this year, we can supply the exact premium quality at rock-bottom OEM prices.
Ready to revolutionize your next retrofit project? Contact us today for the full OEM price list and request a free sample box to test the mortar-mesh adhesion yourself.
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