Product details
LK-90 Aluminum System Interior Casement Series
Aluminum: High-precision 6063-T66 aluminum extrusions; thickness 1.8 mm
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LK-90 Aluminum System Interior Casement Series
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Product Configuration / Product Configuration
Aluminum material: High-precision 6063-T66 aluminum profile; thickness 1.8 mm
Glass: Double glazing: G5 + 20T + G5, fully tempered
Triple glazing: G5+12T+G5+12T+G5 fully tempered
Hardware: ROKIEE hardware, German Siguilia hardware, Italian AGB hardware
Handle: German HOPPE anti-theft lever handle, optional baseless handle.
Aluminum coating: Austrian Tiger Powder Electrostatic Spraying
Sealing strip: High-quality EPDM rubber strip
Product Process / Product Process
Frame and sash are flush.
Seamless welding of window sashes and fixed press-in profiles
Frame thickness: 90 mm; three-chamber profile.
An external screen window can be installed on the exterior of the unit.
High‑precision 6063‑T66 aluminum profiles ensure the overall high‑strength wind‑pressure resistance of doors and windows.
The corners of the window sash are finished with an R7 rounded‑corner process.
The frame and the mullion are joined using a brand-new pin‑jointing process.
Compared with conventional insulated glass, TPSS insulated glass offers significantly superior thermal insulation performance.
High-quality EPDM sealing strips, offering excellent corrosion resistance to extend service life; aerospace-grade integrated bent pressure-sealed strips with a 30-year warranty.
Incorporating an aluminum‑clad wood‑frame seal strip creates independent airtight and watertight chambers, delivering superior waterproofing, sealing, and energy‑saving performance—representing an innovative advancement over conventional window systems.
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