
MB-79N US
US version (concealed sash) of the MB-79N system. Flat, uniform exterior surface — without visible seals and sash profiles.

US version (concealed sash) of the MB-79N system. Flat, uniform exterior surface — without visible seals and sash profiles.
Key features
Ideal for
Specifications — MB-79N US
| Parameter | Value |
|---|---|
| Material | Aluminium |
| Uw coefficient * | 0.81 W/m²K |
| Ug coefficient | 0.6 W/m²K |
| Acoustic insulation Rw | up to 42 dB |
| Burglary resistance class | RC2 |
| Available RAL colours | 8 colours |
| Certificates | CE, PN-EN 14351-1 |
| Warranty | 5 years |
Available RAL colours
MB-79N US available in 8 colours — RAL powder coating with colour stability for decades.

The colour swatches and product visualisations shown above do not fully reflect the actual colours or the real material structure — they are intended only as an indicative visual reference of the final result.
* Uw value obtained according to DIN EN ISO 10077-2 for a single-sash reference window of 1230 × 1480 mm with standard double-chamber glazing and warm edge spacer.
Frequently Asked Questions
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