Windows Support Systems

Simply the best.

To achieve maximum support for your bay or bow window, you need the Straight Line Clamp with its zero slip. This clamp is hands-down the strongest and best cable-securing device.

Driven by the clamp’s exclusive patented design, the Straight Line Kits support 1500 lbs. per cable with zero slip. The Straight Line Clamp requires no wrapping of the cable – just pass it through the center and tighten the clamp screws. Major window manufacturers such as, Andersen Corporation®, Marvin Windows and Doors®, Pella Corporation®, are featuring the Straight Line Clamp in all their cable support kits. With the Straight Line Clamp, the Heavy Duty Deep T-nut and our new Hex End Cable Stud, which eliminates major safety problems, you have a cable support kit that gives the uncompromised strength, safety and reliability needed in today’s market.

More Information:
>> Kit components
>> Who’s using our products?
>> Test results comparison (PDF)
>> Long term test results (PDF)
>> Slip comparison chart
>> Installation Instructions (PDF)
>> Warranty