LT-EC260 / LT-EC260(NT)
Aluminium housing with a steel roller-chain drive for lighter sashes with standard force requirements. Quiet operation with electronic overload protection.
LT-EC260: standalone version. LT-EC260(NT): built-in synchronisation version.
LT-EC520
Twin-chain design for heavier or wider sashes. Aluminium housing, built-in synchronised control, smooth and quiet operation, and electronic overload protection.
For compatible inward- or outward-opening top-hung, bottom-hung, side-hung and pivot windows, skylights and inclined windows. Confirm force, travel, power supply and installation for the selected sash.