Features & Options

Lift Cables

OVERVIEW

Diamond Doors uses highly specialized cables that utilize an extremely fine weave and fiber core for exceptional lifespan. These cables have 18 braids of 7 strands per braid and a flexible nylon rope center. Common competitor door cables use a 7×19 cable, which is 7 braids with 19 strands per braid. Our design has increased flexibility and longevity.

We are committed to creating quality products, which is why we go above and beyond, engineering our doors with a 10x cable safety factor. Using more cables translates to less loading per cable, helping to better distribute door loads and extend cable life.

Our unique cable lift system creates an offset during lift, preventing the cable from ever “overlapping” or coming into contact with itself (the primary reason for shortened cable life). Our innovative system guides the cables around the driveline like a candy cane. Our cables are not affected by wind and wrap consistently every time.

Lift cables have their first initial stretch upon install. Because of this, they rarely need tensioning. This low maintenance design is preferred to other competitor designs that need tensioning more frequently. When tensioning is required on a Diamond Door, cables can be adjusted at ground level.

TECHNICAL SPECS

Lift System: Cables and Driveline

Safety Factor: 10x

Cable Type: FC-18×7

Cable Diameter: 3/16”, ¼”, 3/8”, 5/16” (dependant on door loads)

FAQ

How easy are cables to install?
Diamond Doors’ latest cable anchoring system can be installed in minutes. No cables to cut. Clean finished look.
How safe are bi-fold doors with cables?
We implement multiple redundancies to ensure the safety of our doors. Doors have an overrated gear box, 10x cable safety factor, and have an emergency electric brake. Theoretically, you could cut every cable but one on our doors and it would still stay up when open.
Why don’t you use a strap lift design?
We believe our system is safer, easier, simpler, and faster. Our cable lift design lifts at a constant gear ratio, does not require frequent tensioning, is engineered to a 10x cable safety factor, is installed in minutes, and is not susceptible to wind, buffeting, or double wrapping. Simple, reliable performance.

WARRANTY

We believe in our cable design and back our quality product with a hassle-free 10-year cable warranty.

The entire door is free of manufacturing defects in material and workmanship for a period of two years.

The door will not warp, crack, or buckle under normal intended use as a door.

High quality at a competitive price.

Our doors will arrive onsite fully assembled, completely pre-wired, and finish painted for easy installation. Our simple and quick quote builder will walk you through our various features and options: helping you build the door best suited for your project.

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