Selve mini Built-in Strap winder for 5 mtr strap

- Strap not included
- supplied with Dutch assembly instructions
- cover in white plastic
- the plastic wall box is finished in green or black
- with pre-tensioned spring
- the housing is 42 mm thick, 142 mm high and 112 mm deep
- fixing holes at 118 mm centres
- made with a plastic housing and metal interior
- suitable for 5 metres Strap (max 14 mm)
- suitable for roller shutters up to 180 cm high
- maximum roller shutter surface area 4 m2
- the strap length required is approximately roller shutter height x 2 + 1m
- in case of a roller shutter with a strap reducer, the required strap length is about 4x shutter height