JK WINDOW SHADE / ROLLER BLINDS
R56 Overhead Crank
Crank driven shading for overhead glazing.
PRODUCT OPTION
About this system
Manual overhead blind operation for suitable roof glazing and inclined areas. Layout and access are considered at design stage.
We can help check measurements, fabric compatibility, operation and fixing details before confirming a specification.
Size guide
| Model | Min width | Max width | Max drop | Max area |
|---|---|---|---|---|
| R56 | 720 mm | 2,500 mm | 2,000 mm | 4.0 m² |
Dimensions are in mm. Limits assume 220 g/m² fabric; heavier fabrics can reduce the achievable size. The R20S may also have reduced limits if a stop is fitted. Width, drop and maximum area must all be met.