Great ease of operation also for 2-sash units With the proven HS-Master technology, motor driven lifting, sliding and closing is also achieved with double sash units; also here, great passage convenience is provided due to large opening widths. These features render the fittings especially suitable for the use in barrier free construction to DIN 18025. Fitting variants, technical detailsFitting variants Sash rebate width mm Sash rebate height mm Sash weight kg Timber, PVC, Aluminium HS-Master 950 ‚¬â€œ 3300 1840 ‚¬â€œ 2765 up to 300 HS-Master, scheme C 950 ‚¬â€œ 3300 1840 ‚¬â€œ 2765 up to 300 Further information regarding technical data and application range you will find in our order catalogues: Builder's hardware for timber windows and patio doors Builder's hardware for PVC windows and patio doors