Classic Thermo 254
Design
BLK Classic 254 Thermo system is the convincing response to the needs and demands of architects and constructors. It combines minimal but elegant design concept, top quality insulation standards, versatile applications and user friendly specifications.
Functionality
BLK Classic 254 thermo system is ideal for exterior windows and doors. It is a three chamber thermal break system using “Ω” shape polyamide insulation of 18mm. It has a great selection of colors such as Ral, Elox, Metallic, or Wood imitation. EPDM gaskets and the locking mechanisms assure the desired strength, comfort and safety.
Performance
BLK Classic 254 thermo profile system is a complete and sophisticated thermo system of top quality and exceptional performance.
Technical Data

Profile thickness

1.3 – 1.7 mm.

Polyamide

18 mm polyamide strips reinforced with fiberglass

Glass thickness

4 - 36 mm

Frame depth

54 – 77 mm

Sash depth

57 mm

Frame-Sash width

89.8 mm

Frame width

49.3 mm

Sash width

35.8 mm
Windows maximal sash sizes

sash sizes (W X H)

1600 X 2400 mm

Max. sash weight

130 kg
Door maximal sash sizes

sash sizes (W X H)

1300 x 2300 mm

Max. sash weight

120 kg
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CERTIFIED PERFORMANCES

Thermal Insulation (EN 10077-2)

Uf-value between 2.7 W/m2K and 2.9 W/m2K

Air permeability (EN 12207:2000)

CLASS 3

Water tightness (EN 12208:2000)

CLASS 6A

Wind Load resistance (EN 12210:2000)

CLASS C5