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MaestraL

Sliding System

The OKNA Maestra L Series is a sleek and versatile aluminium sliding system designed for contemporary bungalows, combining refined aesthetics, reliable performance, and excellent value. Its signature 20 mm slim centre interlock creates a sleek, seamless appearance while maximizing the glass area for wider, uninterrupted views. An optional reinforced interlock provides additional structural strength where required. The system features an elegant 45° frame corner joint for a clean, refined finish and accommodates glass up to 24 mm. Designed for modern residential architecture, Maestra L offers an ideal balance of slim design, smooth functionality, performance, and cost efficiency, making it an excellent choice for stylish bungalow windows and large glazed openings.

Performance

TRANSMITTANCE Uw From 3.0(w/m2k)
MAXIMUM ACOUSTIC INSULATION RW 30 dB
AIR PERMEBILITY TEST Class. 4
WATER TIGHTNESS TEST Class 5A
WIND RESISTANCE 2.5 KPa *

Technical Details

W X H 1220*2700 mm
WEIGHT 160kg / leaf
GLASS 6-24 mm
CENTRE SIGHT LINE 20 mm

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