JK WINDOW SHADE / ROLLER BLINDS
R40 Premium Sidewinder
A stronger chain operated roller blind.
PRODUCT OPTION
About this system
A premium sidewinder system for commercial projects that call for robust manual operation and a neat finish.
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 |
|---|---|---|---|---|
| R40, 53 mm barrel | 200 mm | 3,050 mm | 3,450 mm | 9.0 m² |
| R40, 70 mm barrel | 200 mm | 4,700 mm | 5,750 mm | 10.0 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.