- Screw down adjustable knob keeps window in required position
- Excellent night ventilation
- Allows multi locking opening positions
- Available in 10″ / 254mm length only
- Supplied with screws
- Fastener plate: 44 x 14mm
- Slider plate: 45 x 20mm
$ 19.95
$ 21.61
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$ 52.02
$ 67.63
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$ 43.90
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$ 68.12
$ 88.56
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$ 37.50
$ 75.00
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$ 45.91
$ 59.68
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$ 77.00
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$ 13.89
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$ 25.00
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$ 98.00
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$ 27.99
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