PVCOpening

P78 PREMIUM

Straight-lined look with outstanding thermal and acoustic performance.

Window Uw: from 0.80W/m²K
Acoustic insulation: 46dB
Glazing up to: 52mm
Installation depth: 78mm

PVC windows and doors

A premium PVC window, door and balcony-door system for those who seek maximum efficiency and modern aesthetics.

Key features

Ultra-deep 78 mm six-chamber profiles for superior stability
Accommodates high-performance triple glazing
New gasket technology that improves welding quality at the joints
Passive House version available for extreme energy-saving requirements
Certified thermal performance for the warm-temperate climate category

Enquire about this system Catalogue 2026 (PDF)

P78 PREMIUM

Technical specification

Window Uw: from 0.80 W/m²K
Thermal transmittance Uf: 1.20 W/m²K
Wind resistance: Class C5
Air permeability: Class 4
Watertightness: Class E1800
Acoustic insulation: Rw ≤ 46 dB
Glazing up to: 52 mm
Installation depth: 78 mm
Chambers: 6

Uw — thermal transmittance of the whole window (frame + glass unit), for a 1.23 × 1.48 m window with the best glass unit for the system. The exact value depends on size and glazing — we state it in the quote. (profile manufacturer data)

Uf is the thermal transmittance of the frame only. The Uw value for the whole window depends on the glazing and dimensions.
Reference test AEV: 1.23 × 1.48 m, 2 sashes. Thermal insulation depends on the combination of profiles and the thickness of the infill.

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